1002891562255 has 16 divisors (see below), whose sum is σ = 1313291003904. Its totient is φ = 729145250080.

The previous prime is 1002891562247. The next prime is 1002891562301. The reversal of 1002891562255 is 5522651982001.

It is not a de Polignac number, because 1002891562255 - 2³ = 1002891562247 is a prime.

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, 2704627 + ... + 3052996.

It is an arithmetic number, because the mean of its divisors is an integer number (82080687744).

Almost surely, 2^{1002891562255} is an apocalyptic number.

1002891562255 is a deficient number, since it is larger than the sum of its proper divisors (310399441649).

1002891562255 is a wasteful number, since it uses less digits than its factorization.

1002891562255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5760806.

The product of its (nonzero) digits is 432000, while the sum is 46.

The spelling of 1002891562255 in words is "one trillion, two billion, eight hundred ninety-one million, five hundred sixty-two thousand, two hundred fifty-five".