42436743625 has 16 divisors (see below), whose sum is σ = 52979606784. Its totient is φ = 33937503600.

The previous prime is 42436743563. The next prime is 42436743631. The reversal of 42436743625 is 52634763424.

42436743625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42436743625 - 2¹¹ = 42436741577 is a prime.

It is a Duffinian number.

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, 307882 + ... + 423868.

It is an arithmetic number, because the mean of its divisors is an integer number (3311225424).

Almost surely, 2^42436743625 is an apocalyptic number.

It is an amenable number.

42436743625 is a deficient number, since it is larger than the sum of its proper divisors (10542863159).

42436743625 is a wasteful number, since it uses less digits than its factorization.

42436743625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118929 (or 118919 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 46.

The spelling of 42436743625 in words is "forty-two billion, four hundred thirty-six million, seven hundred forty-three thousand, six hundred twenty-five".