40160565573864 has 32 divisors (see below), whose sum is σ = 100401696205440. Its totient is φ = 13386817555200.

The previous prime is 40160565573857. The next prime is 40160565573899. The reversal of 40160565573864 is 46837556506104.

It is a happy number.

It is a super-2 number, since 2×40160565573864² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40160565573798 and 40160565573807.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7144704 + ... + 11461584.

It is an arithmetic number, because the mean of its divisors is an integer number (3137553006420).

Almost surely, 2^{40160565573864} is an apocalyptic number.

It is an amenable number.

40160565573864 is an abundant number, since it is smaller than the sum of its proper divisors (60241130631576).

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

40160565573864 is a wasteful number, since it uses less digits than its factorization.

40160565573864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4704521 (or 4704517 counting only the distinct ones).

The product of its (nonzero) digits is 72576000, while the sum is 60.

The spelling of 40160565573864 in words is "forty trillion, one hundred sixty billion, five hundred sixty-five million, five hundred seventy-three thousand, eight hundred sixty-four".