40844418500 has 48 divisors (see below), whose sum is σ = 90460685952. Its totient is φ = 16107644000.

The previous prime is 40844418487. The next prime is 40844418521. The reversal of 40844418500 is 581444804.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

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, 539774 + ... + 610773.

It is an arithmetic number, because the mean of its divisors is an integer number (1884597624).

Almost surely, 2^40844418500 is an apocalyptic number.

It is an amenable number.

40844418500 is an abundant number, since it is smaller than the sum of its proper divisors (49616267452).

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

40844418500 is a wasteful number, since it uses less digits than its factorization.

40844418500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150637 (or 1150625 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 38.

The spelling of 40844418500 in words is "forty billion, eight hundred forty-four million, four hundred eighteen thousand, five hundred".