65347840470 has 32 divisors (see below), whose sum is σ = 171092528640. Its totient is φ = 15841900640.

The previous prime is 65347840429. The next prime is 65347840483. The reversal of 65347840470 is 7404874356.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99011550 + ... + 99012209.

It is an arithmetic number, because the mean of its divisors is an integer number (5346641520).

Almost surely, 2^65347840470 is an apocalyptic number.

65347840470 is an abundant number, since it is smaller than the sum of its proper divisors (105744688170).

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

65347840470 is a wasteful number, since it uses less digits than its factorization.

65347840470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198023780.

The product of its (nonzero) digits is 2257920, while the sum is 48.

The spelling of 65347840470 in words is "sixty-five billion, three hundred forty-seven million, eight hundred forty thousand, four hundred seventy".