140652656 has 20 divisors (see below), whose sum is σ = 278853432. Its totient is φ = 68690496.

The previous prime is 140652647. The next prime is 140652667. The reversal of 140652656 is 656256041.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

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, 101531 + ... + 102906.

Almost surely, 2^140652656 is an apocalyptic number.

140652656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140652656 is a deficient number, since it is larger than the sum of its proper divisors (138200776).

140652656 is a wasteful number, since it uses less digits than its factorization.

140652656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204488 (or 204482 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 140652656 is about 11859.7072476516. The cubic root of 140652656 is about 520.0550434829.

The spelling of 140652656 in words is "one hundred forty million, six hundred fifty-two thousand, six hundred fifty-six".