2553671320660 has 48 divisors (see below), whose sum is σ = 5390938425600. Its totient is φ = 1016092514304.

The previous prime is 2553671320631. The next prime is 2553671320679. The reversal of 2553671320660 is 660231763552.

It is a super-2 number, since 2×2553671320660² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2553671320660.

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, 71156601 + ... + 71192479.

It is an arithmetic number, because the mean of its divisors is an integer number (112311217200).

Almost surely, 2^{2553671320660} is an apocalyptic number.

2553671320660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2553671320660 is an abundant number, since it is smaller than the sum of its proper divisors (2837267104940).

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

2553671320660 is a wasteful number, since it uses less digits than its factorization.

2553671320660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54520 (or 54518 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 46.

The spelling of 2553671320660 in words is "two trillion, five hundred fifty-three billion, six hundred seventy-one million, three hundred twenty thousand, six hundred sixty".