65227315860 has 144 divisors (see below), whose sum is σ = 229828540032. Its totient is φ = 14664672000.

The previous prime is 65227315859. The next prime is 65227315919. The reversal of 65227315860 is 6851372256.

65227315860 is a `hidden beast` number, since 6 + 522 + 73 + 1 + 58 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 347466 + ... + 501185.

It is an arithmetic number, because the mean of its divisors is an integer number (1596031528).

Almost surely, 2^65227315860 is an apocalyptic number.

65227315860 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

65227315860 is an abundant number, since it is smaller than the sum of its proper divisors (164601224172).

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

65227315860 is a wasteful number, since it uses less digits than its factorization.

65227315860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848734 (or 848729 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 65227315860 in words is "sixty-five billion, two hundred twenty-seven million, three hundred fifteen thousand, eight hundred sixty".