40355857580 has 12 divisors (see below), whose sum is σ = 84747300960. Its totient is φ = 16142343024.

The previous prime is 40355857571. The next prime is 40355857589. The reversal of 40355857580 is 8575855304.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40355857571) and next prime (40355857589).

It is not an unprimeable number, because it can be changed into a prime (40355857589) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1008896420 + ... + 1008896459.

It is an arithmetic number, because the mean of its divisors is an integer number (7062275080).

Almost surely, 2^40355857580 is an apocalyptic number.

It is an amenable number.

40355857580 is an abundant number, since it is smaller than the sum of its proper divisors (44391443380).

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

40355857580 is a wasteful number, since it uses less digits than its factorization.

40355857580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2017792888 (or 2017792886 counting only the distinct ones).

The product of its (nonzero) digits is 3360000, while the sum is 50.

The spelling of 40355857580 in words is "forty billion, three hundred fifty-five million, eight hundred fifty-seven thousand, five hundred eighty".