40143657275 has 12 divisors (see below), whose sum is σ = 50935767432. Its totient is φ = 31368066240.

The previous prime is 40143657259. The next prime is 40143657277. The reversal of 40143657275 is 57275634104.

It is a happy number.

It is not a de Polignac number, because 40143657275 - 2⁴ = 40143657259 is a prime.

It is a super-2 number, since 2×40143657275² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40143657277) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18670394 + ... + 18672543.

It is an arithmetic number, because the mean of its divisors is an integer number (4244647286).

Almost surely, 2^40143657275 is an apocalyptic number.

40143657275 is a deficient number, since it is larger than the sum of its proper divisors (10792110157).

40143657275 is a wasteful number, since it uses less digits than its factorization.

40143657275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37342990 (or 37342985 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 44.

The spelling of 40143657275 in words is "forty billion, one hundred forty-three million, six hundred fifty-seven thousand, two hundred seventy-five".