42484289172 has 48 divisors (see below), whose sum is σ = 108217824960. Its totient is φ = 12893015808.

The previous prime is 42484289143. The next prime is 42484289173. The reversal of 42484289172 is 27198248424.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42484289173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1853922 + ... + 1876697.

It is an arithmetic number, because the mean of its divisors is an integer number (2254538020).

Almost surely, 2^42484289172 is an apocalyptic number.

It is an amenable number.

42484289172 is an abundant number, since it is smaller than the sum of its proper divisors (65733535788).

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

42484289172 is a wasteful number, since it uses less digits than its factorization.

42484289172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3730712 (or 3730710 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 51.

The spelling of 42484289172 in words is "forty-two billion, four hundred eighty-four million, two hundred eighty-nine thousand, one hundred seventy-two".