3955554432 has 128 divisors (see below), whose sum is σ = 11764843200. Its totient is φ = 1308303360.

The previous prime is 3955554413. The next prime is 3955554437. The reversal of 3955554432 is 2344555593.

3955554432 is a `hidden beast` number, since 3 + 9 + 55 + 554 + 43 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3955554437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 448368 + ... + 457104.

Almost surely, 2^3955554432 is an apocalyptic number.

3955554432 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 3955554432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5882421600).

3955554432 is an abundant number, since it is smaller than the sum of its proper divisors (7809288768).

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

3955554432 is a wasteful number, since it uses less digits than its factorization.

3955554432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8891 (or 8873 counting only the distinct ones).

The product of its digits is 1620000, while the sum is 45.

The square root of 3955554432 is about 62893.1986147946. The cubic root of 3955554432 is about 1581.4997286073.

The spelling of 3955554432 in words is "three billion, nine hundred fifty-five million, five hundred fifty-four thousand, four hundred thirty-two".