55513010064 has 20 divisors (see below), whose sum is σ = 143408609456. Its totient is φ = 18504336672.

The previous prime is 55513010057. The next prime is 55513010123. The reversal of 55513010064 is 46001031555.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578260474 + ... + 578260569.

Almost surely, 2^55513010064 is an apocalyptic number.

It is an amenable number.

55513010064 is an abundant number, since it is smaller than the sum of its proper divisors (87895599392).

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

55513010064 is a wasteful number, since it uses less digits than its factorization.

55513010064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156521054 (or 1156521048 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 55513010064 in words is "fifty-five billion, five hundred thirteen million, ten thousand, sixty-four".