6515425602 has 48 divisors (see below), whose sum is σ = 16834896000. Its totient is φ = 1780612416.

The previous prime is 6515425591. The next prime is 6515425649. The reversal of 6515425602 is 2065245156.

6515425602 is a `hidden beast` number, since 6 + 5 + 1 + 5 + 42 + 5 + 602 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1121227 + ... + 1127022.

It is an arithmetic number, because the mean of its divisors is an integer number (350727000).

Almost surely, 2^6515425602 is an apocalyptic number.

6515425602 is an abundant number, since it is smaller than the sum of its proper divisors (10319470398).

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

6515425602 is a wasteful number, since it uses less digits than its factorization.

6515425602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2248287 (or 2248284 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 6515425602 is about 80718.1863151050. The cubic root of 6515425602 is about 1867.7307257283.

The spelling of 6515425602 in words is "six billion, five hundred fifteen million, four hundred twenty-five thousand, six hundred two".