55828151520 has 96 divisors (see below), whose sum is σ = 180611671968. Its totient is φ = 14485137408.

The previous prime is 55828151513. The next prime is 55828151537. The reversal of 55828151520 is 2515182855.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

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, 1553979 + ... + 1589498.

It is an arithmetic number, because the mean of its divisors is an integer number (1881371583).

Almost surely, 2^55828151520 is an apocalyptic number.

It is an amenable number.

55828151520 is an abundant number, since it is smaller than the sum of its proper divisors (124783520448).

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

55828151520 is a wasteful number, since it uses less digits than its factorization.

55828151520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3143532 (or 3143524 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 42.

The spelling of 55828151520 in words is "fifty-five billion, eight hundred twenty-eight million, one hundred fifty-one thousand, five hundred twenty".