13565682890 has 32 divisors (see below), whose sum is σ = 25716165120. Its totient is φ = 5138126784.

The previous prime is 13565682847. The next prime is 13565682913. The reversal of 13565682890 is 9828656531.

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, 390512 + ... + 423828.

It is an arithmetic number, because the mean of its divisors is an integer number (803630160).

Almost surely, 2^13565682890 is an apocalyptic number.

13565682890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13565682890 is a deficient number, since it is larger than the sum of its proper divisors (12150482230).

13565682890 is a wasteful number, since it uses less digits than its factorization.

13565682890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35486.

The product of its (nonzero) digits is 3110400, while the sum is 53.

The spelling of 13565682890 in words is "thirteen billion, five hundred sixty-five million, six hundred eighty-two thousand, eight hundred ninety".