140612046664 has 8 divisors (see below), whose sum is σ = 263647587510. Its totient is φ = 70306023328.

The previous prime is 140612046643. The next prime is 140612046697. The reversal of 140612046664 is 466640216041.

It can be written as a sum of positive squares in only one way, i.e., 138415249764 + 2196796900 = 372042^2 + 46870^2 .

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, 8788252909 + ... + 8788252924.

Almost surely, 2^140612046664 is an apocalyptic number.

It is an amenable number.

140612046664 is a deficient number, since it is larger than the sum of its proper divisors (123035540846).

140612046664 is a wasteful number, since it uses less digits than its factorization.

140612046664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17576505839 (or 17576505835 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 140612046664 in words is "one hundred forty billion, six hundred twelve million, forty-six thousand, six hundred sixty-four".