42937673925 has 72 divisors (see below), whose sum is σ = 79331368896. Its totient is φ = 20418439680.

The previous prime is 42937673897. The next prime is 42937674067. The reversal of 42937673925 is 52937673924.

It is not a de Polignac number, because 42937673925 - 2⁹ = 42937673413 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 413632 + ... + 506918.

It is an arithmetic number, because the mean of its divisors is an integer number (1101824568).

Almost surely, 2^42937673925 is an apocalyptic number.

It is an amenable number.

42937673925 is a deficient number, since it is larger than the sum of its proper divisors (36393694971).

42937673925 is a wasteful number, since it uses less digits than its factorization.

42937673925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93355 (or 93331 counting only the distinct ones).

The product of its digits is 17146080, while the sum is 57.

Subtracting 42937673925 from its reverse (52937673924), we obtain a palindrome (9999999999).

The spelling of 42937673925 in words is "forty-two billion, nine hundred thirty-seven million, six hundred seventy-three thousand, nine hundred twenty-five".