40452278321775 has 12 divisors (see below), whose sum is σ = 66881100158792. Its totient is φ = 21574548438240.

The previous prime is 40452278321731. The next prime is 40452278321803. The reversal of 40452278321775 is 57712387225404.

It is not a de Polignac number, because 40452278321775 - 2¹² = 40452278317679 is a prime.

It is a super-2 number, since 2×40452278321775² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 269681855404 + ... + 269681855553.

Almost surely, 2^{40452278321775} is an apocalyptic number.

40452278321775 is a deficient number, since it is larger than the sum of its proper divisors (26428821837017).

40452278321775 is a wasteful number, since it uses less digits than its factorization.

40452278321775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539363710970 (or 539363710965 counting only the distinct ones).

The product of its (nonzero) digits is 26342400, while the sum is 57.

The spelling of 40452278321775 in words is "forty trillion, four hundred fifty-two billion, two hundred seventy-eight million, three hundred twenty-one thousand, seven hundred seventy-five".