139950269420 has 48 divisors (see below), whose sum is σ = 326712707328. Its totient is φ = 50007041280.

The previous prime is 139950269399. The next prime is 139950269443. The reversal of 139950269420 is 24962059931.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8673719 + ... + 8689838.

It is an arithmetic number, because the mean of its divisors is an integer number (6806514736).

Almost surely, 2^139950269420 is an apocalyptic number.

139950269420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

139950269420 is an abundant number, since it is smaller than the sum of its proper divisors (186762437908).

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

139950269420 is a wasteful number, since it uses less digits than its factorization.

139950269420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17363610 (or 17363608 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 50.

The spelling of 139950269420 in words is "one hundred thirty-nine billion, nine hundred fifty million, two hundred sixty-nine thousand, four hundred twenty".