13409221146 has 16 divisors (see below), whose sum is σ = 26819611104. Its totient is φ = 4469545584.

The previous prime is 13409221129. The next prime is 13409221157. The reversal of 13409221146 is 64112290431.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191820 + ... + 252216.

It is an arithmetic number, because the mean of its divisors is an integer number (1676225694).

Almost surely, 2^13409221146 is an apocalyptic number.

13409221146 is an abundant number, since it is smaller than the sum of its proper divisors (13410389958).

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

13409221146 is a wasteful number, since it uses less digits than its factorization.

13409221146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97405.

The product of its (nonzero) digits is 10368, while the sum is 33.

The spelling of 13409221146 in words is "thirteen billion, four hundred nine million, two hundred twenty-one thousand, one hundred forty-six".