40250531056 has 20 divisors (see below), whose sum is σ = 78039194904. Its totient is φ = 20111384000.

The previous prime is 40250531033. The next prime is 40250531107. The reversal of 40250531056 is 65013505204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 843655 + ... + 890086.

Almost surely, 2^40250531056 is an apocalyptic number.

It is an amenable number.

40250531056 is a deficient number, since it is larger than the sum of its proper divisors (37788663848).

40250531056 is a wasteful number, since it uses less digits than its factorization.

40250531056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1735200 (or 1735194 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 40250531056 in words is "forty billion, two hundred fifty million, five hundred thirty-one thousand, fifty-six".