140513800138 has 8 divisors (see below), whose sum is σ = 216467205732. Its totient is φ = 68358064896.

The previous prime is 140513800081. The next prime is 140513800159. The reversal of 140513800138 is 831008315041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 139123778049 + 1390022089 = 372993^2 + 37283^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 949417495 + ... + 949417642.

Almost surely, 2^140513800138 is an apocalyptic number.

140513800138 is a deficient number, since it is larger than the sum of its proper divisors (75953405594).

140513800138 is a wasteful number, since it uses less digits than its factorization.

140513800138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1898835176.

The product of its (nonzero) digits is 11520, while the sum is 34.

The spelling of 140513800138 in words is "one hundred forty billion, five hundred thirteen million, eight hundred thousand, one hundred thirty-eight".