2845195902864 has 400 divisors, whose sum is σ = 9531429997056. Its totient is φ = 802576512000.

The previous prime is 2845195902859. The next prime is 2845195902881. The reversal of 2845195902864 is 4682095915482.

2845195902864 is a `hidden beast` number, since 2 + 8 + 4 + 5 + 19 + 590 + 28 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 336267594 + ... + 336276054.

Almost surely, 2^{2845195902864} is an apocalyptic number.

2845195902864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2845195902864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4765714998528).

2845195902864 is an abundant number, since it is smaller than the sum of its proper divisors (6686234094192).

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

2845195902864 is a wasteful number, since it uses less digits than its factorization.

2845195902864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8956 (or 8941 counting only the distinct ones).

The product of its (nonzero) digits is 49766400, while the sum is 63.

The spelling of 2845195902864 in words is "two trillion, eight hundred forty-five billion, one hundred ninety-five million, nine hundred two thousand, eight hundred sixty-four".