139763822500 has 45 divisors (see below), whose sum is σ = 305676409269. Its totient is φ = 55898052000.

The previous prime is 139763822489. The next prime is 139763822507. The reversal of 139763822500 is 5228367931.

The square root of 139763822500 is 373850.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 7 ways, for example, as 31227837796 + 108535984704 = 176714^2 + 329448^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (139763822507) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 18688762 + ... + 18696238.

Almost surely, 2^139763822500 is an apocalyptic number.

139763822500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139763822500 is the 373850-th square number.

It is an amenable number.

139763822500 is an abundant number, since it is smaller than the sum of its proper divisors (165912586769).

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

139763822500 is an frugal number, since it uses more digits than its factorization.

139763822500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14978 (or 7484 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 139763822500 in words is "one hundred thirty-nine billion, seven hundred sixty-three million, eight hundred twenty-two thousand, five hundred".