51553030552 has 8 divisors (see below), whose sum is σ = 96661932300. Its totient is φ = 25776515272.

The previous prime is 51553030469. The next prime is 51553030603. The reversal of 51553030552 is 25503035515.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3222064402 + ... + 3222064417.

Almost surely, 2^51553030552 is an apocalyptic number.

It is an amenable number.

51553030552 is a deficient number, since it is larger than the sum of its proper divisors (45108901748).

51553030552 is a wasteful number, since it uses less digits than its factorization.

51553030552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6444128825 (or 6444128821 counting only the distinct ones).

The product of its (nonzero) digits is 56250, while the sum is 34.

The spelling of 51553030552 in words is "fifty-one billion, five hundred fifty-three million, thirty thousand, five hundred fifty-two".