51553044918276 has 48 divisors (see below), whose sum is σ = 131229445128768. Its totient is φ = 15621716656000.

The previous prime is 51553044918269. The next prime is 51553044918293. The reversal of 51553044918276 is 67281944035515.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259275 + ... + 10157426.

It is an arithmetic number, because the mean of its divisors is an integer number (2733946773516).

It is a 1-persistent number, because it is pandigital, but 2⋅51553044918276 = 103106089836552 is not.

Almost surely, 2^{51553044918276} is an apocalyptic number.

It is an amenable number.

51553044918276 is an abundant number, since it is smaller than the sum of its proper divisors (79676400210492).

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

51553044918276 is a wasteful number, since it uses less digits than its factorization.

51553044918276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10454212 (or 10454210 counting only the distinct ones).

The product of its (nonzero) digits is 36288000, while the sum is 60.

The spelling of 51553044918276 in words is "fifty-one trillion, five hundred fifty-three billion, forty-four million, nine hundred eighteen thousand, two hundred seventy-six".