23045520115 has 12 divisors (see below), whose sum is σ = 28422255456. Its totient is φ = 17938129248.

The previous prime is 23045520101. The next prime is 23045520133. The reversal of 23045520115 is 51102554032.

It is a de Polignac number, because none of the positive numbers 2^k-23045520115 is a prime.

It is a super-2 number, since 2×23045520115² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1676539 + ... + 1690228.

It is an arithmetic number, because the mean of its divisors is an integer number (2368521288).

Almost surely, 2^23045520115 is an apocalyptic number.

23045520115 is a deficient number, since it is larger than the sum of its proper divisors (5376735341).

23045520115 is an equidigital number, since it uses as much as digits as its factorization.

23045520115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3366846 (or 3366809 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 23045520115 in words is "twenty-three billion, forty-five million, five hundred twenty thousand, one hundred fifteen".