40163317792 has 36 divisors (see below), whose sum is σ = 85621847850. Its totient is φ = 18536913408.

The previous prime is 40163317771. The next prime is 40163317813. The reversal of 40163317792 is 29771336104.

It is an interprime number because it is at equal distance from previous prime (40163317771) and next prime (40163317813).

It can be written as a sum of positive squares in 3 ways, for example, as 34004835216 + 6158482576 = 184404^2 + 78476^2 .

It is a super-2 number, since 2×40163317792² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3707917 + ... + 3718732.

Almost surely, 2^40163317792 is an apocalyptic number.

It is an amenable number.

40163317792 is an abundant number, since it is smaller than the sum of its proper divisors (45458530058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40163317792 is a wasteful number, since it uses less digits than its factorization.

40163317792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7426685 (or 7426664 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 43.

The spelling of 40163317792 in words is "forty billion, one hundred sixty-three million, three hundred seventeen thousand, seven hundred ninety-two".