55515452032 has 32 divisors (see below), whose sum is σ = 113169228480. Its totient is φ = 27112194816.

The previous prime is 55515452009. The next prime is 55515452077. The reversal of 55515452032 is 23025451555.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 55515451982 and 55515452000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5037688 + ... + 5048695.

It is an arithmetic number, because the mean of its divisors is an integer number (3536538390).

Almost surely, 2^55515452032 is an apocalyptic number.

It is an amenable number.

55515452032 is an abundant number, since it is smaller than the sum of its proper divisors (57653776448).

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

55515452032 is a wasteful number, since it uses less digits than its factorization.

55515452032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10086440 (or 10086428 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 37.

The spelling of 55515452032 in words is "fifty-five billion, five hundred fifteen million, four hundred fifty-two thousand, thirty-two".