3655112832 has 384 divisors, whose sum is σ = 12546293760. Its totient is φ = 999806976.

The previous prime is 3655112809. The next prime is 3655112833. The reversal of 3655112832 is 2382115563.

3655112832 is a `hidden beast` number, since 3 + 65 + 511 + 2 + 83 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (3655112833) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28780353 + ... + 28780479.

It is an arithmetic number, because the mean of its divisors is an integer number (32672640).

Almost surely, 2^3655112832 is an apocalyptic number.

3655112832 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 3655112832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6273146880).

3655112832 is an abundant number, since it is smaller than the sum of its proper divisors (8891180928).

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

3655112832 is a wasteful number, since it uses less digits than its factorization.

3655112832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280 (or 265 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 3655112832 is about 60457.5291589063. The cubic root of 3655112832 is about 1540.4003052239.

The spelling of 3655112832 in words is "three billion, six hundred fifty-five million, one hundred twelve thousand, eight hundred thirty-two".