58428907688 has 8 divisors (see below), whose sum is σ = 109554201930. Its totient is φ = 29214453840.

The previous prime is 58428907657. The next prime is 58428907721. The reversal of 58428907688 is 88670982485.

It can be written as a sum of positive squares in only one way, i.e., 42492875044 + 15936032644 = 206138^2 + 126238^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×58428907688² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3651806723 + ... + 3651806738.

Almost surely, 2^58428907688 is an apocalyptic number.

It is an amenable number.

58428907688 is a deficient number, since it is larger than the sum of its proper divisors (51125294242).

58428907688 is a wasteful number, since it uses less digits than its factorization.

58428907688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7303613467 (or 7303613463 counting only the distinct ones).

The product of its (nonzero) digits is 61931520, while the sum is 65.

The spelling of 58428907688 in words is "fifty-eight billion, four hundred twenty-eight million, nine hundred seven thousand, six hundred eighty-eight".