2611312116534 has 24 divisors (see below), whose sum is σ = 6172192275912. Its totient is φ = 791306701920.

The previous prime is 2611312116529. The next prime is 2611312116559. The reversal of 2611312116534 is 4356112131162.

2611312116534 is a `hidden beast` number, since 2 + 6 + 1 + 1 + 3 + 1 + 2 + 116 + 534 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6594222319 + ... + 6594222714.

It is an arithmetic number, because the mean of its divisors is an integer number (257174678163).

Almost surely, 2^{2611312116534} is an apocalyptic number.

2611312116534 is an abundant number, since it is smaller than the sum of its proper divisors (3560880159378).

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

2611312116534 is a wasteful number, since it uses less digits than its factorization.

2611312116534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13188445052 (or 13188445049 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

Adding to 2611312116534 its reverse (4356112131162), we get a palindrome (6967424247696).

The spelling of 2611312116534 in words is "two trillion, six hundred eleven billion, three hundred twelve million, one hundred sixteen thousand, five hundred thirty-four".