40069427425 has 24 divisors (see below), whose sum is σ = 51464206080. Its totient is φ = 30915441600.

The previous prime is 40069427417. The next prime is 40069427459. The reversal of 40069427425 is 52472496004.

It is not a de Polignac number, because 40069427425 - 2³ = 40069427417 is a prime.

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, 138846 + ... + 315304.

It is an arithmetic number, because the mean of its divisors is an integer number (2144341920).

Almost surely, 2^40069427425 is an apocalyptic number.

It is an amenable number.

40069427425 is a deficient number, since it is larger than the sum of its proper divisors (11394778655).

40069427425 is a wasteful number, since it uses less digits than its factorization.

40069427425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176793 (or 176788 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 40069427425 in words is "forty billion, sixty-nine million, four hundred twenty-seven thousand, four hundred twenty-five".