40673670699991 has 16 divisors (see below), whose sum is σ = 48985497036288. Its totient is φ = 33017185476000.

The previous prime is 40673670699973. The next prime is 40673670700031. The reversal of 40673670699991 is 19999607637604.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40673670699991 - 2¹¹ = 40673670697943 is a prime.

It is a super-2 number, since 2×40673670699991² (a number of 28 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 (40673670699901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1250634705 + ... + 1250667226.

It is an arithmetic number, because the mean of its divisors is an integer number (3061593564768).

Almost surely, 2^{40673670699991} is an apocalyptic number.

40673670699991 is a deficient number, since it is larger than the sum of its proper divisors (8311826336297).

40673670699991 is a wasteful number, since it uses less digits than its factorization.

40673670699991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501302062.

The product of its (nonzero) digits is 833299488, while the sum is 76.

The spelling of 40673670699991 in words is "forty trillion, six hundred seventy-three billion, six hundred seventy million, six hundred ninety-nine thousand, nine hundred ninety-one".