46396438399 has 2 divisors, whose sum is σ = 46396438400. Its totient is φ = 46396438398.

The previous prime is 46396438397. The next prime is 46396438427. The reversal of 46396438399 is 99383469364.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46396438399 - 2¹ = 46396438397 is a prime.

It is a super-2 number, since 2×46396438399² (a number of 22 digits) contains 22 as substring.

Together with 46396438397, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 46396438399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46396438397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23198219199 + 23198219200.

It is an arithmetic number, because the mean of its divisors is an integer number (23198219200).

Almost surely, 2^46396438399 is an apocalyptic number.

46396438399 is a deficient number, since it is larger than the sum of its proper divisors (1).

46396438399 is an equidigital number, since it uses as much as digits as its factorization.

46396438399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90699264, while the sum is 64.

The spelling of 46396438399 in words is "forty-six billion, three hundred ninety-six million, four hundred thirty-eight thousand, three hundred ninety-nine".