913618511073 has 12 divisors (see below), whose sum is σ = 1319738254848. Its totient is φ = 609048051000.

The previous prime is 913618511059. The next prime is 913618511077. The reversal of 913618511073 is 370115816319.

913618511073 is a `hidden beast` number, since 9 + 1 + 3 + 61 + 8 + 511 + 0 + 73 = 666.

913618511073 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 913618511073 - 2⁸ = 913618510817 is a prime.

It is a super-2 number, since 2×913618511073² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (913618511077) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2392065 + ... + 2747582.

It is an arithmetic number, because the mean of its divisors is an integer number (109978187904).

Almost surely, 2^913618511073 is an apocalyptic number.

It is an amenable number.

913618511073 is a deficient number, since it is larger than the sum of its proper divisors (406119743775).

913618511073 is a wasteful number, since it uses less digits than its factorization.

913618511073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5159404 (or 5159401 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 45.

The spelling of 913618511073 in words is "nine hundred thirteen billion, six hundred eighteen million, five hundred eleven thousand, seventy-three".