42361678725 has 24 divisors (see below), whose sum is σ = 70045025760. Its totient is φ = 22590621120.

The previous prime is 42361678679. The next prime is 42361678753. The reversal of 42361678725 is 52787616324.

It is a happy number.

It is not a de Polignac number, because 42361678725 - 2⁹ = 42361678213 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 940162 + ... + 984188.

It is an arithmetic number, because the mean of its divisors is an integer number (2918542740).

Almost surely, 2^42361678725 is an apocalyptic number.

It is an amenable number.

42361678725 is a deficient number, since it is larger than the sum of its proper divisors (27683347035).

42361678725 is a wasteful number, since it uses less digits than its factorization.

42361678725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56869 (or 56864 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 51.

The spelling of 42361678725 in words is "forty-two billion, three hundred sixty-one million, six hundred seventy-eight thousand, seven hundred twenty-five".