60640660023 has 64 divisors (see below), whose sum is σ = 85283020800. Its totient is φ = 38296258560.

The previous prime is 60640660021. The next prime is 60640660043. The reversal of 60640660023 is 32006604606.

It is not a de Polignac number, because 60640660023 - 2¹ = 60640660021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60640660021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 287396388 + ... + 287396598.

It is an arithmetic number, because the mean of its divisors is an integer number (1332547200).

Almost surely, 2^60640660023 is an apocalyptic number.

60640660023 is a deficient number, since it is larger than the sum of its proper divisors (24642360777).

60640660023 is a wasteful number, since it uses less digits than its factorization.

60640660023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692.

The product of its (nonzero) digits is 31104, while the sum is 33.

The spelling of 60640660023 in words is "sixty billion, six hundred forty million, six hundred sixty thousand, twenty-three".