260320164624 has 120 divisors (see below), whose sum is σ = 825869640960. Its totient is φ = 75882790656.

The previous prime is 260320164613. The next prime is 260320164647. The reversal of 260320164624 is 426461023062.

260320164624 is a `hidden beast` number, since 2 + 6 + 0 + 3 + 2 + 0 + 1 + 646 + 2 + 4 = 666.

It is a super-2 number, since 2×260320164624² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3623904 + ... + 3695039.

It is an arithmetic number, because the mean of its divisors is an integer number (6882247008).

Almost surely, 2^260320164624 is an apocalyptic number.

260320164624 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

260320164624 is an abundant number, since it is smaller than the sum of its proper divisors (565549476336).

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

260320164624 is a wasteful number, since it uses less digits than its factorization.

260320164624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7318989 (or 7318980 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

Adding to 260320164624 its reverse (426461023062), we get a palindrome (686781187686).

The spelling of 260320164624 in words is "two hundred sixty billion, three hundred twenty million, one hundred sixty-four thousand, six hundred twenty-four".