15001166722016 has 96 divisors (see below), whose sum is σ = 31785826222080. Its totient is φ = 6953146099200.

The previous prime is 15001166721941. The next prime is 15001166722043. The reversal of 15001166722016 is 61022766110051.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1600571 + ... + 5706501.

It is an arithmetic number, because the mean of its divisors is an integer number (331102356480).

Almost surely, 2^{15001166722016} is an apocalyptic number.

15001166722016 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 15001166722016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15892913111040).

15001166722016 is an abundant number, since it is smaller than the sum of its proper divisors (16784659500064).

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

15001166722016 is a wasteful number, since it uses less digits than its factorization.

15001166722016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4106128 (or 4106120 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 38.

The spelling of 15001166722016 in words is "fifteen trillion, one billion, one hundred sixty-six million, seven hundred twenty-two thousand, sixteen".