13684347071770 has 32 divisors (see below), whose sum is σ = 24857864444160. Its totient is φ = 5423635763520.

The previous prime is 13684347071749. The next prime is 13684347071797. The reversal of 13684347071770 is 7717074348631.

It is a super-2 number, since 2×13684347071770² (a number of 27 digits) contains 22 as substring.

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, 7143090 + ... + 8853949.

It is an arithmetic number, because the mean of its divisors is an integer number (776808263880).

Almost surely, 2^{13684347071770} is an apocalyptic number.

13684347071770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13684347071770 is a deficient number, since it is larger than the sum of its proper divisors (11173517372390).

13684347071770 is a wasteful number, since it uses less digits than its factorization.

13684347071770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15997830.

The product of its (nonzero) digits is 16595712, while the sum is 58.

The spelling of 13684347071770 in words is "thirteen trillion, six hundred eighty-four billion, three hundred forty-seven million, seventy-one thousand, seven hundred seventy".