40226042064 has 80 divisors (see below), whose sum is σ = 111973083264. Its totient is φ = 12370368000.

The previous prime is 40226042053. The next prime is 40226042123. The reversal of 40226042064 is 46024062204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1169269 + ... + 1203179.

Almost surely, 2^40226042064 is an apocalyptic number.

It is an amenable number.

40226042064 is an abundant number, since it is smaller than the sum of its proper divisors (71747041200).

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

40226042064 is a wasteful number, since it uses less digits than its factorization.

40226042064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35836 (or 35830 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The spelling of 40226042064 in words is "forty billion, two hundred twenty-six million, forty-two thousand, sixty-four".