40751496899 has 32 divisors (see below), whose sum is σ = 44993456640. Its totient is φ = 36785548800.

The previous prime is 40751496893. The next prime is 40751496911. The reversal of 40751496899 is 99869415704.

It is a Cunningham number, because it is equal to 201870²-1.

It is a de Polignac number, because none of the positive numbers 2^k-40751496899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40751496893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5850779 + ... + 5857739.

It is an arithmetic number, because the mean of its divisors is an integer number (1406045520).

Almost surely, 2^40751496899 is an apocalyptic number.

40751496899 is a deficient number, since it is larger than the sum of its proper divisors (4241959741).

40751496899 is a wasteful number, since it uses less digits than its factorization.

40751496899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7211.

The product of its (nonzero) digits is 19595520, while the sum is 62.

The spelling of 40751496899 in words is "forty billion, seven hundred fifty-one million, four hundred ninety-six thousand, eight hundred ninety-nine".