15101055115553 has 6 divisors (see below), whose sum is σ = 16598680416402. Its totient is φ = 13728231923120.

The previous prime is 15101055115541. The next prime is 15101055115609. The reversal of 15101055115553 is 35551155010151.

It can be written as a sum of positive squares in only one way, i.e., 12928281830464 + 2172773285089 = 3595592^2 + 1474033^2 .

It is a de Polignac number, because none of the positive numbers 2^k-15101055115553 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (15101055111553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62401054076 + ... + 62401054317.

It is an arithmetic number, because the mean of its divisors is an integer number (2766446736067).

Almost surely, 2^{15101055115553} is an apocalyptic number.

It is an amenable number.

15101055115553 is a deficient number, since it is larger than the sum of its proper divisors (1497625300849).

15101055115553 is a wasteful number, since it uses less digits than its factorization.

15101055115553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124802108415 (or 124802108404 counting only the distinct ones).

The product of its (nonzero) digits is 46875, while the sum is 38.

The spelling of 15101055115553 in words is "fifteen trillion, one hundred one billion, fifty-five million, one hundred fifteen thousand, five hundred fifty-three".