16749091171260 has 72 divisors (see below), whose sum is σ = 58063516064736. Its totient is φ = 3828363696000.

The previous prime is 16749091171223. The next prime is 16749091171297. The reversal of 16749091171260 is 6217119094761.

It is a happy number.

16749091171260 is a `hidden beast` number, since 1 + 6 + 7 + 490 + 91 + 1 + 7 + 1 + 2 + 60 = 666.

It is an interprime number because it is at equal distance from previous prime (16749091171223) and next prime (16749091171297).

It is a junction number, because it is equal to n+sod(n) for n = 16749091171197 and 16749091171206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6646463491 + ... + 6646466010.

Almost surely, 2^{16749091171260} is an apocalyptic number.

16749091171260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16749091171260 is an abundant number, since it is smaller than the sum of its proper divisors (41314424893476).

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

16749091171260 is a wasteful number, since it uses less digits than its factorization.

16749091171260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13292929523 (or 13292929518 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 54.

The spelling of 16749091171260 in words is "sixteen trillion, seven hundred forty-nine billion, ninety-one million, one hundred seventy-one thousand, two hundred sixty".