60518394621 has 8 divisors (see below), whose sum is σ = 89656880960. Its totient is φ = 40345596396.

The previous prime is 60518394617. The next prime is 60518394623. The reversal of 60518394621 is 12649381506.

60518394621 is a `hidden beast` number, since 6 + 0 + 5 + 18 + 3 + 9 + 4 + 621 = 666.

It is not a de Polignac number, because 60518394621 - 2² = 60518394617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60518394623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1120710985 + ... + 1120711038.

It is an arithmetic number, because the mean of its divisors is an integer number (11207110120).

Almost surely, 2^60518394621 is an apocalyptic number.

It is an amenable number.

60518394621 is a deficient number, since it is larger than the sum of its proper divisors (29138486339).

60518394621 is a wasteful number, since it uses less digits than its factorization.

60518394621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2241422032 (or 2241422026 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 60518394621 in words is "sixty billion, five hundred eighteen million, three hundred ninety-four thousand, six hundred twenty-one".