23049015464 has 16 divisors (see below), whose sum is σ = 43231583220. Its totient is φ = 11520593280.

The previous prime is 23049015439. The next prime is 23049015467. The reversal of 23049015464 is 46451094032.

It can be written as a sum of positive squares in 2 ways, for example, as 21930648100 + 1118367364 = 148090^2 + 33442^2 .

It is a super-2 number, since 2×23049015464² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23049015467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464207 + ... + 511454.

Almost surely, 2^23049015464 is an apocalyptic number.

It is an amenable number.

23049015464 is a deficient number, since it is larger than the sum of its proper divisors (20182567756).

23049015464 is a wasteful number, since it uses less digits than its factorization.

23049015464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978620 (or 978616 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 23049015464 in words is "twenty-three billion, forty-nine million, fifteen thousand, four hundred sixty-four".