40476751820 has 24 divisors (see below), whose sum is σ = 85032418128. Its totient is φ = 16184750400.

The previous prime is 40476751793. The next prime is 40476751829. The reversal of 40476751820 is 2815767404.

It is not an unprimeable number, because it can be changed into a prime (40476751829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 315911 + ... + 425150.

It is an arithmetic number, because the mean of its divisors is an integer number (3543017422).

Almost surely, 2^40476751820 is an apocalyptic number.

It is an amenable number.

40476751820 is an abundant number, since it is smaller than the sum of its proper divisors (44555666308).

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

40476751820 is a wasteful number, since it uses less digits than its factorization.

40476751820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743801 (or 743799 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 44.

The spelling of 40476751820 in words is "forty billion, four hundred seventy-six million, seven hundred fifty-one thousand, eight hundred twenty".