40023175402 has 24 divisors (see below), whose sum is σ = 69844057380. Its totient is φ = 17150898240.

The previous prime is 40023175397. The next prime is 40023175427. The reversal of 40023175402 is 20457132004.

It can be written as a sum of positive squares in 2 ways, for example, as 39976403481 + 46771921 = 199941^2 + 6839^2 .

It is a super-3 number, since 3×40023175402³ (a number of 33 digits) contains 333 as substring.

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, 1217502 + ... + 1249942.

Almost surely, 2^40023175402 is an apocalyptic number.

40023175402 is a deficient number, since it is larger than the sum of its proper divisors (29820881978).

40023175402 is a wasteful number, since it uses less digits than its factorization.

40023175402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45046 (or 45039 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The spelling of 40023175402 in words is "forty billion, twenty-three million, one hundred seventy-five thousand, four hundred two".