40444040960 has 36 divisors (see below), whose sum is σ = 96876119928. Its totient is φ = 16177615872.

The previous prime is 40444040957. The next prime is 40444040963. The reversal of 40444040960 is 6904044404.

It is an interprime number because it is at equal distance from previous prime (40444040957) and next prime (40444040963).

It is a self number, because there is not a number n which added to its sum of digits gives 40444040960.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40444040963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15797174 + ... + 15799733.

Almost surely, 2^40444040960 is an apocalyptic number.

40444040960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40444040960 is an abundant number, since it is smaller than the sum of its proper divisors (56432078968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40444040960 is an equidigital number, since it uses as much as digits as its factorization.

40444040960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31596928 (or 31596914 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 40444040960 in words is "forty billion, four hundred forty-four million, forty thousand, nine hundred sixty".