2156305300260 has 24 divisors (see below), whose sum is σ = 6037654840896. Its totient is φ = 575014746720.

The previous prime is 2156305300243. The next prime is 2156305300291. The reversal of 2156305300260 is 620035036512.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17969210776 + ... + 17969210895.

It is an arithmetic number, because the mean of its divisors is an integer number (251568951704).

Almost surely, 2^{2156305300260} is an apocalyptic number.

2156305300260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2156305300260 is an abundant number, since it is smaller than the sum of its proper divisors (3881349540636).

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

2156305300260 is a wasteful number, since it uses less digits than its factorization.

2156305300260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35938421683 (or 35938421681 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 33.

The spelling of 2156305300260 in words is "two trillion, one hundred fifty-six billion, three hundred five million, three hundred thousand, two hundred sixty".