40851124723 has 2 divisors, whose sum is σ = 40851124724. Its totient is φ = 40851124722.

The previous prime is 40851124703. The next prime is 40851124747. The reversal of 40851124723 is 32742115804.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40851124723 - 2²⁵ = 40817570291 is a prime.

It is a super-2 number, since 2×40851124723² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40851124703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20425562361 + 20425562362.

It is an arithmetic number, because the mean of its divisors is an integer number (20425562362).

Almost surely, 2^40851124723 is an apocalyptic number.

40851124723 is a deficient number, since it is larger than the sum of its proper divisors (1).

40851124723 is an equidigital number, since it uses as much as digits as its factorization.

40851124723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 37.

The spelling of 40851124723 in words is "forty billion, eight hundred fifty-one million, one hundred twenty-four thousand, seven hundred twenty-three".