155053413634513 has 16 divisors (see below), whose sum is σ = 159547122388800. Its totient is φ = 150627665620800.

The previous prime is 155053413634487. The next prime is 155053413634523. The reversal of 155053413634513 is 315436314350551.

It is a cyclic number.

It is not a de Polignac number, because 155053413634513 - 2¹⁷ = 155053413503441 is a prime.

It is a super-2 number, since 2×155053413634513² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155053413634523) 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, 21759198 + ... + 27992311.

It is an arithmetic number, because the mean of its divisors is an integer number (9971695149300).

Almost surely, 2^{155053413634513} is an apocalyptic number.

It is an amenable number.

155053413634513 is a deficient number, since it is larger than the sum of its proper divisors (4493708754287).

155053413634513 is a wasteful number, since it uses less digits than its factorization.

155053413634513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49752192.

The product of its (nonzero) digits is 4860000, while the sum is 49.

The spelling of 155053413634513 in words is "one hundred fifty-five trillion, fifty-three billion, four hundred thirteen million, six hundred thirty-four thousand, five hundred thirteen".