42113475725 has 12 divisors (see below), whose sum is σ = 52243674420. Its totient is φ = 33675964800.

The previous prime is 42113475673. The next prime is 42113475749. The reversal of 42113475725 is 52757431124.

It can be written as a sum of positive squares in 6 ways, for example, as 782992324 + 41330483401 = 27982^2 + 203299^2 .

It is not a de Polignac number, because 42113475725 - 2¹⁸ = 42113213581 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 312230 + ... + 426279.

It is an arithmetic number, because the mean of its divisors is an integer number (4353639535).

Almost surely, 2^42113475725 is an apocalyptic number.

It is an amenable number.

42113475725 is a deficient number, since it is larger than the sum of its proper divisors (10130198695).

42113475725 is a wasteful number, since it uses less digits than its factorization.

42113475725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740800 (or 740795 counting only the distinct ones).

The product of its digits is 235200, while the sum is 41.

The spelling of 42113475725 in words is "forty-two billion, one hundred thirteen million, four hundred seventy-five thousand, seven hundred twenty-five".