1008971090860 has 48 divisors (see below), whose sum is σ = 2124453606912. Its totient is φ = 402519902400.

The previous prime is 1008971090851. The next prime is 1008971090879. The reversal of 1008971090860 is 680901798001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19707495 + ... + 19758625.

It is an arithmetic number, because the mean of its divisors is an integer number (44259450144).

Almost surely, 2^{1008971090860} is an apocalyptic number.

1008971090860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1008971090860 is an abundant number, since it is smaller than the sum of its proper divisors (1115482516052).

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

1008971090860 is a wasteful number, since it uses less digits than its factorization.

1008971090860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53734 (or 53732 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 49.

The spelling of 1008971090860 in words is "one trillion, eight billion, nine hundred seventy-one million, ninety thousand, eight hundred sixty".