40307766912 has 576 divisors, whose sum is σ = 142849980000. Its totient is φ = 11276568576.

The previous prime is 40307766907. The next prime is 40307766937. The reversal of 40307766912 is 21966770304.

It is a tau number, because it is divible by the number of its divisors (576).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 80776839 + ... + 80777337.

Almost surely, 2^40307766912 is an apocalyptic number.

40307766912 is a gapful number since it is divisible by the number (42) 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 40307766912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71424990000).

40307766912 is an abundant number, since it is smaller than the sum of its proper divisors (102542213088).

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

40307766912 is an equidigital number, since it uses as much as digits as its factorization.

40307766912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595 (or 564 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The spelling of 40307766912 in words is "forty billion, three hundred seven million, seven hundred sixty-six thousand, nine hundred twelve".