40660800000 has 480 divisors, whose sum is σ = 139246962624. Its totient is φ = 10536960000.

The previous prime is 40660799983. The next prime is 40660800029. The reversal of 40660800000 is 806604.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 206399902 + ... + 206400098.

Almost surely, 2^40660800000 is an apocalyptic number.

40660800000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40660800000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69623481312).

40660800000 is an abundant number, since it is smaller than the sum of its proper divisors (98586162624).

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

40660800000 is an frugal number, since it uses more digits than its factorization.

40660800000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The spelling of 40660800000 in words is "forty billion, six hundred sixty million, eight hundred thousand".