40154353199 has 2 divisors, whose sum is σ = 40154353200. Its totient is φ = 40154353198.

The previous prime is 40154353157. The next prime is 40154353237. The reversal of 40154353199 is 99135345104.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40154353199 is a prime.

It is a super-2 number, since 2×40154353199² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40154353699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20077176599 + 20077176600.

It is an arithmetic number, because the mean of its divisors is an integer number (20077176600).

Almost surely, 2^40154353199 is an apocalyptic number.

40154353199 is a deficient number, since it is larger than the sum of its proper divisors (1).

40154353199 is an equidigital number, since it uses as much as digits as its factorization.

40154353199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 291600, while the sum is 44.

The spelling of 40154353199 in words is "forty billion, one hundred fifty-four million, three hundred fifty-three thousand, one hundred ninety-nine".