444135131522202 has 32 divisors (see below), whose sum is σ = 891167676360192. Its totient is φ = 147562145978544.

The previous prime is 444135131522183. The next prime is 444135131522233. The reversal of 444135131522202 is 202225131531444.

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, 569198893 + ... + 569978639.

It is an arithmetic number, because the mean of its divisors is an integer number (27848989886256).

Almost surely, 2^{444135131522202} is an apocalyptic number.

444135131522202 is an abundant number, since it is smaller than the sum of its proper divisors (447032544837990).

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

444135131522202 is a wasteful number, since it uses less digits than its factorization.

444135131522202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089282.

The product of its (nonzero) digits is 230400, while the sum is 39.

The spelling of 444135131522202 in words is "four hundred forty-four trillion, one hundred thirty-five billion, one hundred thirty-one million, five hundred twenty-two thousand, two hundred two".