40143723627272 has 16 divisors (see below), whose sum is σ = 75336507180240. Its totient is φ = 20053988379216.

The previous prime is 40143723627269. The next prime is 40143723627323. The reversal of 40143723627272 is 27272632734104.

It is a super-2 number, since 2×40143723627272² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40143723627272.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2234169758 + ... + 2234187725.

It is an arithmetic number, because the mean of its divisors is an integer number (4708531698765).

Almost surely, 2^{40143723627272} is an apocalyptic number.

It is an amenable number.

40143723627272 is a deficient number, since it is larger than the sum of its proper divisors (35192783552968).

40143723627272 is a wasteful number, since it uses less digits than its factorization.

40143723627272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4468358612 (or 4468358608 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 50.

The spelling of 40143723627272 in words is "forty trillion, one hundred forty-three billion, seven hundred twenty-three million, six hundred twenty-seven thousand, two hundred seventy-two".