55402064332 has 6 divisors (see below), whose sum is σ = 96953612588. Its totient is φ = 27701032164.

The previous prime is 55402064327. The next prime is 55402064339. The reversal of 55402064332 is 23346020455.

55402064332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55402064339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6925258038 + ... + 6925258045.

Almost surely, 2^55402064332 is an apocalyptic number.

It is an amenable number.

55402064332 is a deficient number, since it is larger than the sum of its proper divisors (41551548256).

55402064332 is a wasteful number, since it uses less digits than its factorization.

55402064332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13850516087 (or 13850516085 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 55402064332 its reverse (23346020455), we get a palindrome (78748084787).

The spelling of 55402064332 in words is "fifty-five billion, four hundred two million, sixty-four thousand, three hundred thirty-two".