40918255056 has 160 divisors (see below), whose sum is σ = 134310808320. Its totient is φ = 11683823616.

The previous prime is 40918255051. The next prime is 40918255067. The reversal of 40918255056 is 65055281904.

40918255056 is a `hidden beast` number, since 4 + 0 + 91 + 8 + 2 + 550 + 5 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40918255051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6870576 + ... + 6876528.

It is an arithmetic number, because the mean of its divisors is an integer number (839442552).

Almost surely, 2^40918255056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40918255056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67155404160).

40918255056 is an abundant number, since it is smaller than the sum of its proper divisors (93392553264).

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

40918255056 is a wasteful number, since it uses less digits than its factorization.

40918255056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8250 (or 8238 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The spelling of 40918255056 in words is "forty billion, nine hundred eighteen million, two hundred fifty-five thousand, fifty-six".