40158166991095 has 8 divisors (see below), whose sum is σ = 48189847499280. Its totient is φ = 32126502186240.

The previous prime is 40158166991077. The next prime is 40158166991177. The reversal of 40158166991095 is 59019966185104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40158166991095 - 2²³ = 40158158602487 is a prime.

It is a super-2 number, since 2×40158166991095² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2724336 + ... + 9366874.

It is an arithmetic number, because the mean of its divisors is an integer number (6023730937410).

Almost surely, 2^{40158166991095} is an apocalyptic number.

40158166991095 is a deficient number, since it is larger than the sum of its proper divisors (8031680508185).

40158166991095 is a wasteful number, since it uses less digits than its factorization.

40158166991095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7851665.

The product of its (nonzero) digits is 20995200, while the sum is 64.

The spelling of 40158166991095 in words is "forty trillion, one hundred fifty-eight billion, one hundred sixty-six million, nine hundred ninety-one thousand, ninety-five".