142266739684 has 6 divisors (see below), whose sum is σ = 248966794454. Its totient is φ = 71133369840.

The previous prime is 142266739633. The next prime is 142266739691. The reversal of 142266739684 is 486937662241.

It can be written as a sum of positive squares in only one way, i.e., 112949766400 + 29316973284 = 336080^2 + 171222^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17783342457 + ... + 17783342464.

Almost surely, 2^142266739684 is an apocalyptic number.

It is an amenable number.

142266739684 is a deficient number, since it is larger than the sum of its proper divisors (106700054770).

142266739684 is a wasteful number, since it uses less digits than its factorization.

142266739684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35566684925 (or 35566684923 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 58.

The spelling of 142266739684 in words is "one hundred forty-two billion, two hundred sixty-six million, seven hundred thirty-nine thousand, six hundred eighty-four".