139227841860 has 48 divisors (see below), whose sum is σ = 393622809216. Its totient is φ = 36766962432.

The previous prime is 139227841859. The next prime is 139227841871. The reversal of 139227841860 is 68148722931.

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, 11258209 + ... + 11270568.

It is an arithmetic number, because the mean of its divisors is an integer number (8200475192).

Almost surely, 2^139227841860 is an apocalyptic number.

139227841860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

139227841860 is an abundant number, since it is smaller than the sum of its proper divisors (254394967356).

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

139227841860 is a wasteful number, since it uses less digits than its factorization.

139227841860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22528892 (or 22528890 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 51.

The spelling of 139227841860 in words is "one hundred thirty-nine billion, two hundred twenty-seven million, eight hundred forty-one thousand, eight hundred sixty".