7947265530 has 16 divisors (see below), whose sum is σ = 19073437344. Its totient is φ = 2119270800.

The previous prime is 7947265511. The next prime is 7947265559. The reversal of 7947265530 is 355627497.

It is a self number, because there is not a number n which added to its sum of digits gives 7947265530.

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, 132454396 + ... + 132454455.

It is an arithmetic number, because the mean of its divisors is an integer number (1192089834).

Almost surely, 2^7947265530 is an apocalyptic number.

7947265530 is an abundant number, since it is smaller than the sum of its proper divisors (11126171814).

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

7947265530 is a wasteful number, since it uses less digits than its factorization.

7947265530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264908861.

The product of its (nonzero) digits is 1587600, while the sum is 48.

The square root of 7947265530 is about 89147.4370355088. The cubic root of 7947265530 is about 1995.5957693286.

The spelling of 7947265530 in words is "seven billion, nine hundred forty-seven million, two hundred sixty-five thousand, five hundred thirty".