40440010995 has 20 divisors (see below), whose sum is σ = 72492464880. Its totient is φ = 21568005648.

The previous prime is 40440010991. The next prime is 40440011033. The reversal of 40440010995 is 59901004404.

It is a happy number.

It is not a de Polignac number, because 40440010995 - 2² = 40440010991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40440010991) 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 in 19 ways as a sum of consecutive naturals, for example, 49925535 + ... + 49926344.

It is an arithmetic number, because the mean of its divisors is an integer number (3624623244).

Almost surely, 2^40440010995 is an apocalyptic number.

40440010995 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40440010995 is a deficient number, since it is larger than the sum of its proper divisors (32052453885).

40440010995 is an equidigital number, since it uses as much as digits as its factorization.

40440010995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99851896 (or 99851887 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 40440010995 in words is "forty billion, four hundred forty million, ten thousand, nine hundred ninety-five".