665070516152 has 32 divisors (see below), whose sum is σ = 1426413554400. Its totient is φ = 284777731584.

The previous prime is 665070516137. The next prime is 665070516161. The reversal of 665070516152 is 251615070566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5196413 + ... + 5322860.

It is an arithmetic number, because the mean of its divisors is an integer number (44575423575).

Almost surely, 2^665070516152 is an apocalyptic number.

It is an amenable number.

665070516152 is an abundant number, since it is smaller than the sum of its proper divisors (761343038248).

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

665070516152 is a wasteful number, since it uses less digits than its factorization.

665070516152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10520415 (or 10520411 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 44.

The spelling of 665070516152 in words is "six hundred sixty-five billion, seventy million, five hundred sixteen thousand, one hundred fifty-two".