65265225140616 has 32 divisors (see below), whose sum is σ = 163175914134240. Its totient is φ = 21753361542528.

The previous prime is 65265225140569. The next prime is 65265225140653. The reversal of 65265225140616 is 61604152256256.

It is a super-2 number, since 2×65265225140616² (a number of 28 digits) contains 22 as substring.

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, 106782946 + ... + 107392401.

It is an arithmetic number, because the mean of its divisors is an integer number (5099247316695).

Almost surely, 2^{65265225140616} is an apocalyptic number.

It is an amenable number.

65265225140616 is an abundant number, since it is smaller than the sum of its proper divisors (97910688993624).

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

65265225140616 is a wasteful number, since it uses less digits than its factorization.

65265225140616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214188053 (or 214188049 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 51.

The spelling of 65265225140616 in words is "sixty-five trillion, two hundred sixty-five billion, two hundred twenty-five million, one hundred forty thousand, six hundred sixteen".