3156999982 has 8 divisors (see below), whose sum is σ = 4739796576. Its totient is φ = 1577067792.

The previous prime is 3156999973. The next prime is 3156999983. The reversal of 3156999982 is 2899996513.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3156999982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3156999983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713343 + ... + 717754.

It is an arithmetic number, because the mean of its divisors is an integer number (592474572).

Almost surely, 2^3156999982 is an apocalyptic number.

3156999982 is a deficient number, since it is larger than the sum of its proper divisors (1582796594).

3156999982 is a wasteful number, since it uses less digits than its factorization.

3156999982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1432202.

The product of its digits is 9447840, while the sum is 61.

The square root of 3156999982 is about 56187.1869913417. The cubic root of 3156999982 is about 1466.9822525329.

The spelling of 3156999982 in words is "three billion, one hundred fifty-six million, nine hundred ninety-nine thousand, nine hundred eighty-two".