58938542666 has 24 divisors (see below), whose sum is σ = 94193171436. Its totient is φ = 27653391360.

The previous prime is 58938542653. The next prime is 58938542701. The reversal of 58938542666 is 66624583985.

It can be written as a sum of positive squares in 6 ways, for example, as 55788078025 + 3150464641 = 236195^2 + 56129^2 .

It is a junction number, because it is equal to n+sod(n) for n = 58938542599 and 58938542608.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43496 + ... + 346076.

Almost surely, 2^58938542666 is an apocalyptic number.

58938542666 is a deficient number, since it is larger than the sum of its proper divisors (35254628770).

58938542666 is a wasteful number, since it uses less digits than its factorization.

58938542666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302954 (or 302937 counting only the distinct ones).

The product of its digits is 74649600, while the sum is 62.

The spelling of 58938542666 in words is "fifty-eight billion, nine hundred thirty-eight million, five hundred forty-two thousand, six hundred sixty-six".