3654963756 has 192 divisors, whose sum is σ = 10296115200. Its totient is φ = 1117089792.

The previous prime is 3654963743. The next prime is 3654963799. The reversal of 3654963756 is 6573694563.

3654963756 is a `hidden beast` number, since 36 + 549 + 63 + 7 + 5 + 6 = 666.

3654963756 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16389861 + ... + 16390083.

It is an arithmetic number, because the mean of its divisors is an integer number (53625600).

Almost surely, 2^3654963756 is an apocalyptic number.

3654963756 is a gapful number since it is divisible by the number (36) 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 3654963756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5148057600).

3654963756 is an abundant number, since it is smaller than the sum of its proper divisors (6641151444).

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

3654963756 is a wasteful number, since it uses less digits than its factorization.

3654963756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445 (or 437 counting only the distinct ones).

The product of its digits is 12247200, while the sum is 54.

The square root of 3654963756 is about 60456.2962477855. The cubic root of 3654963756 is about 1540.3793628848.

The spelling of 3654963756 in words is "three billion, six hundred fifty-four million, nine hundred sixty-three thousand, seven hundred fifty-six".