40577843392 has 56 divisors (see below), whose sum is σ = 84789152240. Its totient is φ = 19214392320.

The previous prime is 40577843389. The next prime is 40577843393. The reversal of 40577843392 is 29334877504.

It is a super-2 number, since 2×40577843392² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40577843393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6316342 + ... + 6322762.

Almost surely, 2^40577843392 is an apocalyptic number.

It is an amenable number.

40577843392 is an abundant number, since it is smaller than the sum of its proper divisors (44211308848).

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

40577843392 is a wasteful number, since it uses less digits than its factorization.

40577843392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11649 (or 11639 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 52.

The spelling of 40577843392 in words is "forty billion, five hundred seventy-seven million, eight hundred forty-three thousand, three hundred ninety-two".