40312051199 has 32 divisors (see below), whose sum is σ = 49359974400. Its totient is φ = 32191447680.

The previous prime is 40312051187. The next prime is 40312051207. The reversal of 40312051199 is 99115021304.

It is a happy number.

It is not a de Polignac number, because 40312051199 - 2⁸ = 40312050943 is a prime.

It is a super-2 number, since 2×40312051199² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40312051399) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 647657 + ... + 707165.

It is an arithmetic number, because the mean of its divisors is an integer number (1542499200).

Almost surely, 2^40312051199 is an apocalyptic number.

40312051199 is a deficient number, since it is larger than the sum of its proper divisors (9047923201).

40312051199 is a wasteful number, since it uses less digits than its factorization.

40312051199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59663.

The product of its (nonzero) digits is 9720, while the sum is 35.

The spelling of 40312051199 in words is "forty billion, three hundred twelve million, fifty-one thousand, one hundred ninety-nine".