1015106511616 has 72 divisors (see below), whose sum is σ = 2041850325200. Its totient is φ = 503648686080.

The previous prime is 1015106511599. The next prime is 1015106511637. The reversal of 1015106511616 is 6161156015101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85004206 + ... + 85016146.

Almost surely, 2^{1015106511616} is an apocalyptic number.

1015106511616 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 1015106511616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1020925162600).

1015106511616 is an abundant number, since it is smaller than the sum of its proper divisors (1026743813584).

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

1015106511616 is a wasteful number, since it uses less digits than its factorization.

1015106511616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14485 (or 14471 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 34.

The spelling of 1015106511616 in words is "one trillion, fifteen billion, one hundred six million, five hundred eleven thousand, six hundred sixteen".