601615505604 has 24 divisors (see below), whose sum is σ = 1403788200640. Its totient is φ = 200535832224.

The previous prime is 601615505581. The next prime is 601615505609. The reversal of 601615505604 is 406505516106.

It is not an unprimeable number, because it can be changed into a prime (601615505609) by changing a digit.

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, 744657 + ... + 1325799.

Almost surely, 2^601615505604 is an apocalyptic number.

It is an amenable number.

601615505604 is an abundant number, since it is smaller than the sum of its proper divisors (802172695036).

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

601615505604 is a wasteful number, since it uses less digits than its factorization.

601615505604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667419 (or 667417 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 601615505604 in words is "six hundred one billion, six hundred fifteen million, five hundred five thousand, six hundred four".