142377344456 has 8 divisors (see below), whose sum is σ = 266957520870. Its totient is φ = 71188672224.

The previous prime is 142377344441. The next prime is 142377344467. The reversal of 142377344456 is 654443773241.

It can be written as a sum of positive squares in only one way, i.e., 105449572900 + 36927771556 = 324730^2 + 192166^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8898584021 + ... + 8898584036.

Almost surely, 2^142377344456 is an apocalyptic number.

It is an amenable number.

142377344456 is a deficient number, since it is larger than the sum of its proper divisors (124580176414).

142377344456 is a wasteful number, since it uses less digits than its factorization.

142377344456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17797168063 (or 17797168059 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 50.

The spelling of 142377344456 in words is "one hundred forty-two billion, three hundred seventy-seven million, three hundred forty-four thousand, four hundred fifty-six".