2613111678216 has 128 divisors (see below), whose sum is σ = 8007659654400. Its totient is φ = 784423733760.

The previous prime is 2613111678167. The next prime is 2613111678241. The reversal of 2613111678216 is 6128761113162.

2613111678216 is a `hidden beast` number, since 2 + 61 + 311 + 1 + 67 + 8 + 216 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11233596 + ... + 11463851.

It is an arithmetic number, because the mean of its divisors is an integer number (62559841050).

Almost surely, 2^{2613111678216} is an apocalyptic number.

2613111678216 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2613111678216 is an abundant number, since it is smaller than the sum of its proper divisors (5394547976184).

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

2613111678216 is a wasteful number, since it uses less digits than its factorization.

2613111678216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22697516 (or 22697506 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The spelling of 2613111678216 in words is "two trillion, six hundred thirteen billion, one hundred eleven million, six hundred seventy-eight thousand, two hundred sixteen".