140056650 has 36 divisors (see below), whose sum is σ = 376286742. Its totient is φ = 37348320.

The previous prime is 140056643. The next prime is 140056661. The reversal of 140056650 is 56650041.

It is a happy number.

140056650 is a `hidden beast` number, since 1 + 4 + 0 + 0 + 5 + 6 + 650 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 84658401 + 55398249 = 9201^2 + 7443^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 155169 + ... + 156068.

Almost surely, 2^140056650 is an apocalyptic number.

140056650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140056650 is an abundant number, since it is smaller than the sum of its proper divisors (236230092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140056650 is a wasteful number, since it uses less digits than its factorization.

140056650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311255 (or 311247 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 140056650 is about 11834.5532235062. The cubic root of 140056650 is about 519.3194375956.

The spelling of 140056650 in words is "one hundred forty million, fifty-six thousand, six hundred fifty".