15100442121616 has 80 divisors (see below), whose sum is σ = 30919467902400. Its totient is φ = 7124419805184.

The previous prime is 15100442121587. The next prime is 15100442121649. The reversal of 15100442121616 is 61612124400151.

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, 131441736 + ... + 131556568.

It is an arithmetic number, because the mean of its divisors is an integer number (386493348780).

Almost surely, 2^{15100442121616} is an apocalyptic number.

15100442121616 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 15100442121616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15459733951200).

15100442121616 is an abundant number, since it is smaller than the sum of its proper divisors (15819025780784).

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

15100442121616 is a wasteful number, since it uses less digits than its factorization.

15100442121616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116576 (or 116570 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 34.

Adding to 15100442121616 its reverse (61612124400151), we get a palindrome (76712566521767).

The spelling of 15100442121616 in words is "fifteen trillion, one hundred billion, four hundred forty-two million, one hundred twenty-one thousand, six hundred sixteen".