3155250012 has 12 divisors (see below), whose sum is σ = 7362250056. Its totient is φ = 1051750000.

The previous prime is 3155249989. The next prime is 3155250017. The reversal of 3155250012 is 2100525513.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3155250017) 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, 131468739 + ... + 131468762.

It is an arithmetic number, because the mean of its divisors is an integer number (613520838).

Almost surely, 2^3155250012 is an apocalyptic number.

It is an amenable number.

3155250012 is an abundant number, since it is smaller than the sum of its proper divisors (4207000044).

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

3155250012 is a wasteful number, since it uses less digits than its factorization.

3155250012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262937508 (or 262937506 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 3155250012 is about 56171.6121541834. The cubic root of 3155250012 is about 1466.7111460569.

Adding to 3155250012 its reverse (2100525513), we get a palindrome (5255775525).

The spelling of 3155250012 in words is "three billion, one hundred fifty-five million, two hundred fifty thousand, twelve".