35139139956 has 48 divisors (see below), whose sum is σ = 92199105600. Its totient is φ = 11571922656.

The previous prime is 35139139921. The next prime is 35139139963. The reversal of 35139139956 is 65993193153.

35139139956 is a `hidden beast` number, since 3 + 513 + 9 + 1 + 39 + 95 + 6 = 666.

35139139956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent 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, 1951051 + ... + 1968978.

It is an arithmetic number, because the mean of its divisors is an integer number (1920814700).

Almost surely, 2^35139139956 is an apocalyptic number.

35139139956 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

35139139956 is an abundant number, since it is smaller than the sum of its proper divisors (57059965644).

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

35139139956 is a wasteful number, since it uses less digits than its factorization.

35139139956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3920125 (or 3920117 counting only the distinct ones).

The product of its digits is 2952450, while the sum is 54.

The spelling of 35139139956 in words is "thirty-five billion, one hundred thirty-nine million, one hundred thirty-nine thousand, nine hundred fifty-six".