142940679664 has 20 divisors (see below), whose sum is σ = 277010774640. Its totient is φ = 71454028160.

The previous prime is 142940679659. The next prime is 142940679683. The reversal of 142940679664 is 466976049241.

It is a junction number, because it is equal to n+sod(n) for n = 142940679599 and 142940679608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 947029 + ... + 1087540.

It is an arithmetic number, because the mean of its divisors is an integer number (13850538732).

Almost surely, 2^142940679664 is an apocalyptic number.

It is an amenable number.

142940679664 is a deficient number, since it is larger than the sum of its proper divisors (134070094976).

142940679664 is a wasteful number, since it uses less digits than its factorization.

142940679664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2038968 (or 2038962 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 58.

The spelling of 142940679664 in words is "one hundred forty-two billion, nine hundred forty million, six hundred seventy-nine thousand, six hundred sixty-four".