23426500616 has 32 divisors (see below), whose sum is σ = 46935207000. Its totient is φ = 10923088896.

The previous prime is 23426500597. The next prime is 23426500637. The reversal of 23426500616 is 61600562432.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 23423078116 + 3422500 = 153046^2 + 1850^2 .

It is a super-2 number, since 2×23426500616² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 775331 + ... + 804978.

Almost surely, 2^23426500616 is an apocalyptic number.

It is an amenable number.

23426500616 is an abundant number, since it is smaller than the sum of its proper divisors (23508706384).

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

23426500616 is a wasteful number, since it uses less digits than its factorization.

23426500616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580441 (or 1580437 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 23426500616 in words is "twenty-three billion, four hundred twenty-six million, five hundred thousand, six hundred sixteen".