1115215437216 has 48 divisors (see below), whose sum is σ = 2964496752000. Its totient is φ = 367032926208.

The previous prime is 1115215437191. The next prime is 1115215437223. The reversal of 1115215437216 is 6127345125111.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73516641 + ... + 73531808.

It is an arithmetic number, because the mean of its divisors is an integer number (61760349000).

Almost surely, 2^{1115215437216} is an apocalyptic number.

1115215437216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1115215437216 is an abundant number, since it is smaller than the sum of its proper divisors (1849281314784).

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

1115215437216 is a wasteful number, since it uses less digits than its factorization.

1115215437216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147048541 (or 147048533 counting only the distinct ones).

The product of its digits is 50400, while the sum is 39.

The spelling of 1115215437216 in words is "one trillion, one hundred fifteen billion, two hundred fifteen million, four hundred thirty-seven thousand, two hundred sixteen".