40134413604787 has 2 divisors, whose sum is σ = 40134413604788. Its totient is φ = 40134413604786.

The previous prime is 40134413604767. The next prime is 40134413604809. The reversal of 40134413604787 is 78740631443104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40134413604787 - 2¹¹ = 40134413602739 is a prime.

It is a super-2 number, since 2×40134413604787² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40134413604737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20067206802393 + 20067206802394.

It is an arithmetic number, because the mean of its divisors is an integer number (20067206802394).

Almost surely, 2^{40134413604787} is an apocalyptic number.

40134413604787 is a deficient number, since it is larger than the sum of its proper divisors (1).

40134413604787 is an equidigital number, since it uses as much as digits as its factorization.

40134413604787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5419008, while the sum is 52.

The spelling of 40134413604787 in words is "forty trillion, one hundred thirty-four billion, four hundred thirteen million, six hundred four thousand, seven hundred eighty-seven".