15113744731151 has 48 divisors (see below), whose sum is σ = 18209455810560. Its totient is φ = 12419211456960.

The previous prime is 15113744731147. The next prime is 15113744731157.

15113744731151 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 15113744731151 - 2² = 15113744731147 is a prime.

It is a super-2 number, since 2×15113744731151² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15113744731157) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6978506 + ... + 8884088.

It is an arithmetic number, because the mean of its divisors is an integer number (379363662720).

Almost surely, 2^{15113744731151} is an apocalyptic number.

15113744731151 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

15113744731151 is a deficient number, since it is larger than the sum of its proper divisors (3095711079409).

15113744731151 is a wasteful number, since it uses less digits than its factorization.

15113744731151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1905716 (or 1905693 counting only the distinct ones).

The product of its digits is 176400, while the sum is 44.

The spelling of 15113744731151 in words is "fifteen trillion, one hundred thirteen billion, seven hundred forty-four million, seven hundred thirty-one thousand, one hundred fifty-one".