5243914862391 has 8 divisors (see below), whose sum is σ = 6993112937584. Its totient is φ = 3495330014400.

The previous prime is 5243914862369. The next prime is 5243914862399. The reversal of 5243914862391 is 1932684193425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5243914862391 - 2⁹ = 5243914861879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5243914862399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153286846 + ... + 153321051.

It is an arithmetic number, because the mean of its divisors is an integer number (874139117198).

Almost surely, 2^{5243914862391} is an apocalyptic number.

5243914862391 is a deficient number, since it is larger than the sum of its proper divisors (1749198075193).

5243914862391 is a wasteful number, since it uses less digits than its factorization.

5243914862391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306613601.

The product of its digits is 11197440, while the sum is 57.

The spelling of 5243914862391 in words is "five trillion, two hundred forty-three billion, nine hundred fourteen million, eight hundred sixty-two thousand, three hundred ninety-one".