40332914778731 has 2 divisors, whose sum is σ = 40332914778732. Its totient is φ = 40332914778730.

The previous prime is 40332914778727. The next prime is 40332914778769. The reversal of 40332914778731 is 13787741923304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40332914778731 - 2² = 40332914778727 is a prime.

It is a super-2 number, since 2×40332914778731² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40332914771731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20166457389365 + 20166457389366.

It is an arithmetic number, because the mean of its divisors is an integer number (20166457389366).

Almost surely, 2^{40332914778731} is an apocalyptic number.

40332914778731 is a deficient number, since it is larger than the sum of its proper divisors (1).

40332914778731 is an equidigital number, since it uses as much as digits as its factorization.

40332914778731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21337344, while the sum is 59.

The spelling of 40332914778731 in words is "forty trillion, three hundred thirty-two billion, nine hundred fourteen million, seven hundred seventy-eight thousand, seven hundred thirty-one".