140910664 has 16 divisors (see below), whose sum is σ = 264520620. Its totient is φ = 70371840.

The previous prime is 140910629. The next prime is 140910683. The reversal of 140910664 is 466019041.

It can be written as a sum of positive squares in 2 ways, for example, as 138532900 + 2377764 = 11770^2 + 1542^2 .

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, 2949 + ... + 17044.

Almost surely, 2^140910664 is an apocalyptic number.

It is an amenable number.

140910664 is a deficient number, since it is larger than the sum of its proper divisors (123609956).

140910664 is a wasteful number, since it uses less digits than its factorization.

140910664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20880 (or 20876 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 140910664 is about 11870.5797668016. The cubic root of 140910664 is about 520.3728391200.

The spelling of 140910664 in words is "one hundred forty million, nine hundred ten thousand, six hundred sixty-four".