65315522346 has 16 divisors (see below), whose sum is σ = 130638119808. Its totient is φ = 21770661600.

The previous prime is 65315522341. The next prime is 65315522407. The reversal of 65315522346 is 64322551356.

It is a happy number.

It is a super-2 number, since 2×65315522346² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 65315522298 and 65315522307.

It is not an unprimeable number, because it can be changed into a prime (65315522341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170770 + ... + 399741.

It is an arithmetic number, because the mean of its divisors is an integer number (8164882488).

Almost surely, 2^65315522346 is an apocalyptic number.

65315522346 is an abundant number, since it is smaller than the sum of its proper divisors (65322597462).

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

65315522346 is a wasteful number, since it uses less digits than its factorization.

65315522346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589597.

The product of its digits is 648000, while the sum is 42.

The spelling of 65315522346 in words is "sixty-five billion, three hundred fifteen million, five hundred twenty-two thousand, three hundred forty-six".