3596778432 has 420 divisors, whose sum is σ = 12318801880. Its totient is φ = 1028671488.

The previous prime is 3596778431. The next prime is 3596778457. The reversal of 3596778432 is 2348776953.

3596778432 is a `hidden beast` number, since 3 + 596 + 7 + 7 + 8 + 43 + 2 = 666.

3596778432 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

Its product of digits (7620480) is a multiple of the sum of its prime divisors (90).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3596778431) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 67863718 + ... + 67863770.

Almost surely, 2^3596778432 is an apocalyptic number.

3596778432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3596778432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6159400940).

3596778432 is an abundant number, since it is smaller than the sum of its proper divisors (8722023448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3596778432 is a wasteful number, since it uses less digits than its factorization.

3596778432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162 (or 90 counting only the distinct ones).

The product of its digits is 7620480, while the sum is 54.

The square root of 3596778432 is about 59973.1475912345. The cubic root of 3596778432 is about 1532.1615583586.

The spelling of 3596778432 in words is "three billion, five hundred ninety-six million, seven hundred seventy-eight thousand, four hundred thirty-two".