40978707299 has 24 divisors (see below), whose sum is σ = 43367184960. Its totient is φ = 38681097840.

The previous prime is 40978707241. The next prime is 40978707323. The reversal of 40978707299 is 99270787904.

It is a de Polignac number, because none of the positive numbers 2^k-40978707299 is a prime.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40978707499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83459444 + ... + 83459934.

It is an arithmetic number, because the mean of its divisors is an integer number (1806966040).

Almost surely, 2^40978707299 is an apocalyptic number.

40978707299 is a deficient number, since it is larger than the sum of its proper divisors (2388477661).

40978707299 is an frugal number, since it uses more digits than its factorization.

40978707299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151 (or 660 counting only the distinct ones).

The product of its (nonzero) digits is 16003008, while the sum is 62.

The spelling of 40978707299 in words is "forty billion, nine hundred seventy-eight million, seven hundred seven thousand, two hundred ninety-nine".