1690937693260 has 12 divisors (see below), whose sum is σ = 3550969155888. Its totient is φ = 676375077296.

The previous prime is 1690937693213. The next prime is 1690937693299. The reversal of 1690937693260 is 623967390961.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42273442312 + ... + 42273442351.

It is an arithmetic number, because the mean of its divisors is an integer number (295914096324).

Almost surely, 2^{1690937693260} is an apocalyptic number.

1690937693260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1690937693260 is an abundant number, since it is smaller than the sum of its proper divisors (1860031462628).

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

1690937693260 is a wasteful number, since it uses less digits than its factorization.

1690937693260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84546884672 (or 84546884670 counting only the distinct ones).

The product of its (nonzero) digits is 19840464, while the sum is 61.

The spelling of 1690937693260 in words is "one trillion, six hundred ninety billion, nine hundred thirty-seven million, six hundred ninety-three thousand, two hundred sixty".