40351115056 has 30 divisors (see below), whose sum is σ = 90944415420. Its totient is φ = 17293334688.

The previous prime is 40351115033. The next prime is 40351115071. The reversal of 40351115056 is 65051115304.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25733346 + ... + 25734913.

It is an arithmetic number, because the mean of its divisors is an integer number (3031480514).

Almost surely, 2^40351115056 is an apocalyptic number.

It is an amenable number.

40351115056 is an abundant number, since it is smaller than the sum of its proper divisors (50593300364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40351115056 is a wasteful number, since it uses less digits than its factorization.

40351115056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51468281 (or 51468268 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

The spelling of 40351115056 in words is "forty billion, three hundred fifty-one million, one hundred fifteen thousand, fifty-six".