40198171595 has 8 divisors (see below), whose sum is σ = 48247907280. Its totient is φ = 32151803040.

The previous prime is 40198171591. The next prime is 40198171619. The reversal of 40198171595 is 59517189104.

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

It is not a de Polignac number, because 40198171595 - 2² = 40198171591 is a prime.

It is a super-4 number, since 4×40198171595⁴ (a number of 44 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (40198171591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 815441 + ... + 863330.

It is an arithmetic number, because the mean of its divisors is an integer number (6030988410).

Almost surely, 2^40198171595 is an apocalyptic number.

40198171595 is a deficient number, since it is larger than the sum of its proper divisors (8049735685).

40198171595 is a wasteful number, since it uses less digits than its factorization.

40198171595 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683565.

The product of its (nonzero) digits is 453600, while the sum is 50.

The spelling of 40198171595 in words is "forty billion, one hundred ninety-eight million, one hundred seventy-one thousand, five hundred ninety-five".