60687220517 has 32 divisors (see below), whose sum is σ = 80774993664. Its totient is φ = 44506936320.

The previous prime is 60687220511. The next prime is 60687220547. The reversal of 60687220517 is 71502278606.

It is not a de Polignac number, because 60687220517 - 2²⁰ = 60686171941 is a prime.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60687220511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33188 + ... + 349965.

It is an arithmetic number, because the mean of its divisors is an integer number (2524218552).

Almost surely, 2^60687220517 is an apocalyptic number.

It is an amenable number.

60687220517 is a deficient number, since it is larger than the sum of its proper divisors (20087773147).

60687220517 is a wasteful number, since it uses less digits than its factorization.

60687220517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383210 (or 383188 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 44.

The spelling of 60687220517 in words is "sixty billion, six hundred eighty-seven million, two hundred twenty thousand, five hundred seventeen".