615051012 has 24 divisors (see below), whose sum is σ = 1438819200. Its totient is φ = 204488416.

The previous prime is 615050971. The next prime is 615051029. The reversal of 615051012 is 210150516.

It is a self number, because there is not a number n which added to its sum of digits gives 615051012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61212 + ... + 70547.

It is an arithmetic number, because the mean of its divisors is an integer number (59950800).

Almost surely, 2^615051012 is an apocalyptic number.

It is an amenable number.

615051012 is an abundant number, since it is smaller than the sum of its proper divisors (823768188).

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

615051012 is a wasteful number, since it uses less digits than its factorization.

615051012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132155 (or 132153 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 615051012 is about 24800.2220151353. Note that the first 3 decimals coincide. The cubic root of 615051012 is about 850.4270112843.

The spelling of 615051012 in words is "six hundred fifteen million, fifty-one thousand, twelve".