139870723916 has 144 divisors (see below), whose sum is σ = 321890881536. Its totient is φ = 51991632000.

The previous prime is 139870723877. The next prime is 139870723957. The reversal of 139870723916 is 619327078931.

139870723916 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7447610 + ... + 7466366.

It is an arithmetic number, because the mean of its divisors is an integer number (2235353344).

Almost surely, 2^139870723916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139870723916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160945440768).

139870723916 is an abundant number, since it is smaller than the sum of its proper divisors (182020157620).

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

139870723916 is a wasteful number, since it uses less digits than its factorization.

139870723916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18892 (or 18879 counting only the distinct ones).

The product of its (nonzero) digits is 3429216, while the sum is 56.

The spelling of 139870723916 in words is "one hundred thirty-nine billion, eight hundred seventy million, seven hundred twenty-three thousand, nine hundred sixteen".