613157012 has 36 divisors (see below), whose sum is σ = 1166550336. Its totient is φ = 281867040.

The previous prime is 613156997. The next prime is 613157021. The reversal of 613157012 is 210751316.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181523 + ... + 184869.

It is an arithmetic number, because the mean of its divisors is an integer number (32404176).

Almost surely, 2^613157012 is an apocalyptic number.

It is an amenable number.

613157012 is a deficient number, since it is larger than the sum of its proper divisors (553393324).

613157012 is a wasteful number, since it uses less digits than its factorization.

613157012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3648 (or 3633 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 613157012 is about 24762.0074307395. The cubic root of 613157012 is about 849.5531732277.

The spelling of 613157012 in words is "six hundred thirteen million, one hundred fifty-seven thousand, twelve".