1958641133913 has 16 divisors (see below), whose sum is σ = 2906217412800. Its totient is φ = 1303723676160.

The previous prime is 1958641133903. The next prime is 1958641133927. The reversal of 1958641133913 is 3193311468591.

1958641133913 is a `hidden beast` number, since 1 + 9 + 586 + 4 + 1 + 13 + 39 + 13 = 666.

It is not a de Polignac number, because 1958641133913 - 2¹⁴ = 1958641117529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1958641133913.

It is not an unprimeable number, because it can be changed into a prime (1958641133903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56567923 + ... + 56602536.

It is an arithmetic number, because the mean of its divisors is an integer number (181638588300).

Almost surely, 2^{1958641133913} is an apocalyptic number.

It is an amenable number.

1958641133913 is a deficient number, since it is larger than the sum of its proper divisors (947576278887).

1958641133913 is a wasteful number, since it uses less digits than its factorization.

1958641133913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113171109 (or 113171103 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 54.

The spelling of 1958641133913 in words is "one trillion, nine hundred fifty-eight billion, six hundred forty-one million, one hundred thirty-three thousand, nine hundred thirteen".