3152809980 has 120 divisors (see below), whose sum is σ = 9907785888. Its totient is φ = 839279232.

The previous prime is 3152809901. The next prime is 3152809991. The reversal of 3152809980 is 899082513.

It is a happy number.

3152809980 is a `hidden beast` number, since 31 + 528 + 0 + 9 + 98 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1176402 + ... + 1179078.

Almost surely, 2^3152809980 is an apocalyptic number.

3152809980 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3152809980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4953892944).

3152809980 is an abundant number, since it is smaller than the sum of its proper divisors (6754975908).

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

3152809980 is a wasteful number, since it uses less digits than its factorization.

3152809980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3425 (or 3414 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The square root of 3152809980 is about 56149.8885128012. Note that the first 3 decimals coincide. The cubic root of 3152809980 is about 1466.3329673554.

The spelling of 3152809980 in words is "three billion, one hundred fifty-two million, eight hundred nine thousand, nine hundred eighty".