40899474419 has 2 divisors, whose sum is σ = 40899474420. Its totient is φ = 40899474418.

The previous prime is 40899474349. The next prime is 40899474443. The reversal of 40899474419 is 91447499804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40899474419 - 2²⁸ = 40631038963 is a prime.

It is a super-2 number, since 2×40899474419² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40899474449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20449737209 + 20449737210.

It is an arithmetic number, because the mean of its divisors is an integer number (20449737210).

Almost surely, 2^40899474419 is an apocalyptic number.

40899474419 is a deficient number, since it is larger than the sum of its proper divisors (1).

40899474419 is an equidigital number, since it uses as much as digits as its factorization.

40899474419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10450944, while the sum is 59.

The spelling of 40899474419 in words is "forty billion, eight hundred ninety-nine million, four hundred seventy-four thousand, four hundred nineteen".