23145604260519 has 128 divisors (see below), whose sum is σ = 34081707598848. Its totient is φ = 13887199641600.

The previous prime is 23145604260481. The next prime is 23145604260521. The reversal of 23145604260519 is 91506240654132.

It is not a de Polignac number, because 23145604260519 - 2¹⁵ = 23145604227751 is a prime.

It is a super-2 number, since 2×23145604260519² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23145604260539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 49562321524 + ... + 49562321990.

It is an arithmetic number, because the mean of its divisors is an integer number (266263340616).

Almost surely, 2^{23145604260519} is an apocalyptic number.

23145604260519 is a deficient number, since it is larger than the sum of its proper divisors (10936103338329).

23145604260519 is a wasteful number, since it uses less digits than its factorization.

23145604260519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1297.

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 23145604260519 in words is "twenty-three trillion, one hundred forty-five billion, six hundred four million, two hundred sixty thousand, five hundred nineteen".