105719062118399 has 4 divisors (see below), whose sum is σ = 105780419672136. Its totient is φ = 105657704564664.

The previous prime is 105719062118377. The next prime is 105719062118471. The reversal of 105719062118399 is 993811260917501.

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-105719062118399 is a prime.

It is a super-2 number, since 2×105719062118399² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105719062118359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30678774284 + ... + 30678777729.

It is an arithmetic number, because the mean of its divisors is an integer number (26445104918034).

Almost surely, 2^{105719062118399} is an apocalyptic number.

105719062118399 is a deficient number, since it is larger than the sum of its proper divisors (61357553737).

105719062118399 is an equidigital number, since it uses as much as digits as its factorization.

105719062118399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61357553736.

The product of its (nonzero) digits is 7348320, while the sum is 62.

The spelling of 105719062118399 in words is "one hundred five trillion, seven hundred nineteen billion, sixty-two million, one hundred eighteen thousand, three hundred ninety-nine".