55515148069998 has 16 divisors (see below), whose sum is σ = 117561490030800. Its totient is φ = 17416517041536.

The previous prime is 55515148069973. The next prime is 55515148070017. The reversal of 55515148069998 is 89996084151555.

It is a congruent number.

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, 272133078673 + ... + 272133078876.

It is an arithmetic number, because the mean of its divisors is an integer number (7347593126925).

Almost surely, 2^{55515148069998} is an apocalyptic number.

55515148069998 is an abundant number, since it is smaller than the sum of its proper divisors (62046341960802).

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

55515148069998 is a wasteful number, since it uses less digits than its factorization.

55515148069998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544266157571.

The product of its (nonzero) digits is 699840000, while the sum is 75.

The spelling of 55515148069998 in words is "fifty-five trillion, five hundred fifteen billion, one hundred forty-eight million, sixty-nine thousand, nine hundred ninety-eight".