2611636892046 has 144 divisors (see below), whose sum is σ = 7261989081984. Its totient is φ = 688783204512.

The previous prime is 2611636891889. The next prime is 2611636892063. The reversal of 2611636892046 is 6402986361162.

2611636892046 is a `hidden beast` number, since 2 + 61 + 16 + 368 + 9 + 204 + 6 = 666.

It is a super-2 number, since 2×2611636892046² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 2611636891983 and 2611636892001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1696296 + ... + 2846171.

It is an arithmetic number, because the mean of its divisors is an integer number (50430479736).

Almost surely, 2^{2611636892046} is an apocalyptic number.

2611636892046 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2611636892046 is an abundant number, since it is smaller than the sum of its proper divisors (4650352189938).

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

2611636892046 is a wasteful number, since it uses less digits than its factorization.

2611636892046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4542517 (or 4542492 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 2611636892046 in words is "two trillion, six hundred eleven billion, six hundred thirty-six million, eight hundred ninety-two thousand, forty-six".