139912565829 has 16 divisors (see below), whose sum is σ = 188615775744. Its totient is φ = 92244344000.

The previous prime is 139912565797. The next prime is 139912565833. The reversal of 139912565829 is 928565219931.

It is not a de Polignac number, because 139912565829 - 2⁵ = 139912565797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139912565879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6042 + ... + 529019.

It is an arithmetic number, because the mean of its divisors is an integer number (11788485984).

Almost surely, 2^139912565829 is an apocalyptic number.

It is an amenable number.

139912565829 is a deficient number, since it is larger than the sum of its proper divisors (48703209915).

139912565829 is a wasteful number, since it uses less digits than its factorization.

139912565829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536028.

The product of its digits is 10497600, while the sum is 60.

The spelling of 139912565829 in words is "one hundred thirty-nine billion, nine hundred twelve million, five hundred sixty-five thousand, eight hundred twenty-nine".