15522591632016 has 320 divisors, whose sum is σ = 47885892249600. Its totient is φ = 4240167948288.

The previous prime is 15522591631999. The next prime is 15522591632029. The reversal of 15522591632016 is 61023619522551.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3035904276 + ... + 3035909388.

It is an arithmetic number, because the mean of its divisors is an integer number (149643413280).

Almost surely, 2^{15522591632016} is an apocalyptic number.

15522591632016 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 15522591632016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23942946124800).

15522591632016 is an abundant number, since it is smaller than the sum of its proper divisors (32363300617584).

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

15522591632016 is a wasteful number, since it uses less digits than its factorization.

15522591632016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9366 (or 9360 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 48.

The spelling of 15522591632016 in words is "fifteen trillion, five hundred twenty-two billion, five hundred ninety-one million, six hundred thirty-two thousand, sixteen".