2636166046620 has 48 divisors (see below), whose sum is σ = 7404847299360. Its totient is φ = 700731672576.

The previous prime is 2636166046607. The next prime is 2636166046637. The reversal of 2636166046620 is 266406616362.

It is a self number, because there is not a number n which added to its sum of digits gives 2636166046620.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70166685 + ... + 70204244.

It is an arithmetic number, because the mean of its divisors is an integer number (154267652070).

Almost surely, 2^{2636166046620} is an apocalyptic number.

2636166046620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2636166046620 is an abundant number, since it is smaller than the sum of its proper divisors (4768681252740).

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

2636166046620 is a wasteful number, since it uses less digits than its factorization.

2636166046620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140371254 (or 140371252 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 48.

The spelling of 2636166046620 in words is "two trillion, six hundred thirty-six billion, one hundred sixty-six million, forty-six thousand, six hundred twenty".