40705899264 has 216 divisors, whose sum is σ = 121335723600. Its totient is φ = 13117317120.

The previous prime is 40705899259. The next prime is 40705899277. The reversal of 40705899264 is 46299850704.

It is a self number, because there is not a number n which added to its sum of digits gives 40705899264.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8289642 + ... + 8294550.

Almost surely, 2^40705899264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40705899264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60667861800).

40705899264 is an abundant number, since it is smaller than the sum of its proper divisors (80629824336).

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

40705899264 is a wasteful number, since it uses less digits than its factorization.

40705899264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5051 (or 5034 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 40705899264 in words is "forty billion, seven hundred five million, eight hundred ninety-nine thousand, two hundred sixty-four".