2628552591054 has 48 divisors (see below), whose sum is σ = 6133424313744. Its totient is φ = 808767619200.

The previous prime is 2628552591043. The next prime is 2628552591059. The reversal of 2628552591054 is 4501952558262.

It is a happy number.

2628552591054 is a `hidden beast` number, since 2 + 6 + 2 + 8 + 5 + 525 + 9 + 105 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2628552591059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13956049 + ... + 14143139.

It is an arithmetic number, because the mean of its divisors is an integer number (127779673203).

Almost surely, 2^{2628552591054} is an apocalyptic number.

2628552591054 is an abundant number, since it is smaller than the sum of its proper divisors (3504871722690).

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

2628552591054 is a wasteful number, since it uses less digits than its factorization.

2628552591054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247153 (or 247150 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 54.

The spelling of 2628552591054 in words is "two trillion, six hundred twenty-eight billion, five hundred fifty-two million, five hundred ninety-one thousand, fifty-four".