42735808625 has 32 divisors (see below), whose sum is σ = 54266734080. Its totient is φ = 33595689600.

The previous prime is 42735808607. The next prime is 42735808631. The reversal of 42735808625 is 52680853724.

It is not a de Polignac number, because 42735808625 - 2²⁴ = 42719031409 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1801592 + ... + 1825158.

It is an arithmetic number, because the mean of its divisors is an integer number (1695835440).

Almost surely, 2^42735808625 is an apocalyptic number.

It is an amenable number.

42735808625 is a deficient number, since it is larger than the sum of its proper divisors (11530925455).

42735808625 is a wasteful number, since it uses less digits than its factorization.

42735808625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23834 (or 23824 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 50.

The spelling of 42735808625 in words is "forty-two billion, seven hundred thirty-five million, eight hundred eight thousand, six hundred twenty-five".