55928348730 has 24 divisors (see below), whose sum is σ = 145413706932. Its totient is φ = 14914226304.

The previous prime is 55928348701. The next prime is 55928348737. The reversal of 55928348730 is 3784382955.

55928348730 is a `hidden beast` number, since 5 + 59 + 2 + 83 + 487 + 30 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 55300695921 + 627652809 = 235161^2 + 25053^2 .

It is a super-2 number, since 2×55928348730² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55928348737) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 310712959 + ... + 310713138.

Almost surely, 2^55928348730 is an apocalyptic number.

55928348730 is an abundant number, since it is smaller than the sum of its proper divisors (89485358202).

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

55928348730 is a wasteful number, since it uses less digits than its factorization.

55928348730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621426110 (or 621426107 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 55928348730 in words is "fifty-five billion, nine hundred twenty-eight million, three hundred forty-eight thousand, seven hundred thirty".