40844236624 has 40 divisors (see below), whose sum is σ = 82184764640. Its totient is φ = 19649443968.

The previous prime is 40844236621. The next prime is 40844236627. The reversal of 40844236624 is 42663244804.

It is an interprime number because it is at equal distance from previous prime (40844236621) and next prime (40844236627).

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40844236621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396939 + ... + 489130.

It is an arithmetic number, because the mean of its divisors is an integer number (2054619116).

Almost surely, 2^40844236624 is an apocalyptic number.

It is an amenable number.

40844236624 is an abundant number, since it is smaller than the sum of its proper divisors (41340528016).

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

40844236624 is a wasteful number, since it uses less digits than its factorization.

40844236624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886187 (or 886181 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 43.

The spelling of 40844236624 in words is "forty billion, eight hundred forty-four million, two hundred thirty-six thousand, six hundred twenty-four".