140633614690 has 16 divisors (see below), whose sum is σ = 268031124792. Its totient is φ = 52944419584.

The previous prime is 140633614679. The next prime is 140633614691. The reversal of 140633614690 is 96416336041.

It can be written as a sum of positive squares in 4 ways, for example, as 122815903401 + 17817711289 = 350451^2 + 133483^2 .

It is a super-2 number, since 2×140633614690² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140633614691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413628109 + ... + 413628448.

Almost surely, 2^140633614690 is an apocalyptic number.

140633614690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140633614690 is a deficient number, since it is larger than the sum of its proper divisors (127397510102).

140633614690 is a wasteful number, since it uses less digits than its factorization.

140633614690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827256581.

The product of its (nonzero) digits is 279936, while the sum is 43.

The spelling of 140633614690 in words is "one hundred forty billion, six hundred thirty-three million, six hundred fourteen thousand, six hundred ninety".