42171377465352 has 32 divisors (see below), whose sum is σ = 105441194001600. Its totient is φ = 14055425776704.

The previous prime is 42171377465311. The next prime is 42171377465383. The reversal of 42171377465352 is 25356477317124.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42171377465292 and 42171377465301.

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, 106050228 + ... + 106447139.

It is an arithmetic number, because the mean of its divisors is an integer number (3295037312550).

Almost surely, 2^{42171377465352} is an apocalyptic number.

It is an amenable number.

42171377465352 is an abundant number, since it is smaller than the sum of its proper divisors (63269816536248).

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

42171377465352 is a wasteful number, since it uses less digits than its factorization.

42171377465352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212505645 (or 212505641 counting only the distinct ones).

The product of its digits is 29635200, while the sum is 57.

The spelling of 42171377465352 in words is "forty-two trillion, one hundred seventy-one billion, three hundred seventy-seven million, four hundred sixty-five thousand, three hundred fifty-two".