1013785166680 has 128 divisors (see below), whose sum is σ = 2745157262400. Its totient is φ = 331991654400.

The previous prime is 1013785166593. The next prime is 1013785166699. The reversal of 1013785166680 is 866615873101.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1926885 + ... + 2395924.

Almost surely, 2^{1013785166680} is an apocalyptic number.

1013785166680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013785166680 is an abundant number, since it is smaller than the sum of its proper divisors (1731372095720).

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

1013785166680 is a wasteful number, since it uses less digits than its factorization.

1013785166680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4322885 (or 4322881 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 52.

The spelling of 1013785166680 in words is "one trillion, thirteen billion, seven hundred eighty-five million, one hundred sixty-six thousand, six hundred eighty".