3156015138 has 16 divisors (see below), whose sum is σ = 6419014560. Its totient is φ = 1034174336.

The previous prime is 3156015119. The next prime is 3156015217. The reversal of 3156015138 is 8315106513.

It is a junction number, because it is equal to n+sod(n) for n = 3156015099 and 3156015108.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4457295 + ... + 4458002.

It is an arithmetic number, because the mean of its divisors is an integer number (401188410).

Almost surely, 2^3156015138 is an apocalyptic number.

3156015138 is an abundant number, since it is smaller than the sum of its proper divisors (3262999422).

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

3156015138 is a wasteful number, since it uses less digits than its factorization.

3156015138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8915361.

The product of its (nonzero) digits is 10800, while the sum is 33.

The square root of 3156015138 is about 56178.4223523587. The cubic root of 3156015138 is about 1466.8296921975.

The spelling of 3156015138 in words is "three billion, one hundred fifty-six million, fifteen thousand, one hundred thirty-eight".