15275513445136 has 160 divisors (see below), whose sum is σ = 34226762918400. Its totient is φ = 6469300224000.

The previous prime is 15275513445119. The next prime is 15275513445149. The reversal of 15275513445136 is 63154431557251.

It is a super-2 number, since 2×15275513445136² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 2994608986 + ... + 2994614086.

It is an arithmetic number, because the mean of its divisors is an integer number (213917268240).

Almost surely, 2^{15275513445136} is an apocalyptic number.

15275513445136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15275513445136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17113381459200).

15275513445136 is an abundant number, since it is smaller than the sum of its proper divisors (18951249473264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15275513445136 is a wasteful number, since it uses less digits than its factorization.

15275513445136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6153 (or 6147 counting only the distinct ones).

The product of its digits is 7560000, while the sum is 52.

The spelling of 15275513445136 in words is "fifteen trillion, two hundred seventy-five billion, five hundred thirteen million, four hundred forty-five thousand, one hundred thirty-six".