2401891430399 has 4 divisors (see below), whose sum is σ = 2401914246720. Its totient is φ = 2401868614080.

The previous prime is 2401891430381. The next prime is 2401891430401. The reversal of 2401891430399 is 9930341981042.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2401891430399 is a prime.

It is a super-2 number, since 2×2401891430399² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2401891430399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2401891435399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11249519 + ... + 11461040.

It is an arithmetic number, because the mean of its divisors is an integer number (600478561680).

Almost surely, 2^{2401891430399} is an apocalyptic number.

2401891430399 is a deficient number, since it is larger than the sum of its proper divisors (22816321).

2401891430399 is a wasteful number, since it uses less digits than its factorization.

2401891430399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22816320.

The product of its (nonzero) digits is 1679616, while the sum is 53.

The spelling of 2401891430399 in words is "two trillion, four hundred one billion, eight hundred ninety-one million, four hundred thirty thousand, three hundred ninety-nine".