55140000502432 has 48 divisors (see below), whose sum is σ = 108599678111232. Its totient is φ = 27559132174080.

The previous prime is 55140000502429. The next prime is 55140000502469. The reversal of 55140000502432 is 23420500004155.

It is a junction number, because it is equal to n+sod(n) for n = 55140000502394 and 55140000502403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 898644298 + ... + 898705654.

It is an arithmetic number, because the mean of its divisors is an integer number (2262493293984).

Almost surely, 2^{55140000502432} is an apocalyptic number.

It is an amenable number.

55140000502432 is a deficient number, since it is larger than the sum of its proper divisors (53459677608800).

55140000502432 is a wasteful number, since it uses less digits than its factorization.

55140000502432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71981 (or 71973 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 55140000502432 its reverse (23420500004155), we get a palindrome (78560500506587).

The spelling of 55140000502432 in words is "fifty-five trillion, one hundred forty billion, five hundred two thousand, four hundred thirty-two".