40140651184 has 10 divisors (see below), whose sum is σ = 77772511700. Its totient is φ = 20070325584.

The previous prime is 40140651143. The next prime is 40140651191. The reversal of 40140651184 is 48115604104.

It is a happy number.

It is a super-2 number, since 2×40140651184² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1254395334 + ... + 1254395365.

It is an arithmetic number, because the mean of its divisors is an integer number (7777251170).

Almost surely, 2^40140651184 is an apocalyptic number.

It is an amenable number.

40140651184 is a deficient number, since it is larger than the sum of its proper divisors (37631860516).

40140651184 is a wasteful number, since it uses less digits than its factorization.

40140651184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2508790707 (or 2508790701 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 34.

The spelling of 40140651184 in words is "forty billion, one hundred forty million, six hundred fifty-one thousand, one hundred eighty-four".