40440811893380 has 24 divisors (see below), whose sum is σ = 85070382522048. Its totient is φ = 16148767129568.

The previous prime is 40440811893379. The next prime is 40440811893451. The reversal of 40440811893380 is 8339811804404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1722339704 + ... + 1722363183.

It is an arithmetic number, because the mean of its divisors is an integer number (3544599271752).

Almost surely, 2^{40440811893380} is an apocalyptic number.

It is an amenable number.

40440811893380 is an abundant number, since it is smaller than the sum of its proper divisors (44629570628668).

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

40440811893380 is a wasteful number, since it uses less digits than its factorization.

40440811893380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3444703483 (or 3444703481 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 53.

The spelling of 40440811893380 in words is "forty trillion, four hundred forty billion, eight hundred eleven million, eight hundred ninety-three thousand, three hundred eighty".