2813143866400 has 72 divisors (see below), whose sum is σ = 7848671402880. Its totient is φ = 964506466560.

The previous prime is 2813143866349. The next prime is 2813143866437. The reversal of 2813143866400 is 46683413182.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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, 251167960 + ... + 251179159.

It is an arithmetic number, because the mean of its divisors is an integer number (109009325040).

Almost surely, 2^{2813143866400} is an apocalyptic number.

2813143866400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2813143866400 is an abundant number, since it is smaller than the sum of its proper divisors (5035527536480).

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

2813143866400 is a wasteful number, since it uses less digits than its factorization.

2813143866400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502347146 (or 502347133 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 46.

The spelling of 2813143866400 in words is "two trillion, eight hundred thirteen billion, one hundred forty-three million, eight hundred sixty-six thousand, four hundred".