653913867117 has 32 divisors (see below), whose sum is σ = 1010005319680. Its totient is φ = 368587065600.

The previous prime is 653913867109. The next prime is 653913867119. The reversal of 653913867117 is 711768319356.

It is not a de Polignac number, because 653913867117 - 2³ = 653913867109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653913867119) 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 31 ways as a sum of consecutive naturals, for example, 1578117 + ... + 1948917.

It is an arithmetic number, because the mean of its divisors is an integer number (31562666240).

Almost surely, 2^653913867117 is an apocalyptic number.

It is an amenable number.

653913867117 is a deficient number, since it is larger than the sum of its proper divisors (356091452563).

653913867117 is a wasteful number, since it uses less digits than its factorization.

653913867117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371953.

The product of its digits is 5715360, while the sum is 57.

The spelling of 653913867117 in words is "six hundred fifty-three billion, nine hundred thirteen million, eight hundred sixty-seven thousand, one hundred seventeen".