743542245347 has 4 divisors (see below), whose sum is σ = 811136994936. Its totient is φ = 675947495760.

The previous prime is 743542245337. The next prime is 743542245349.

743542245347 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 743542245347 - 2³⁸ = 468664338403 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 743542245295 and 743542245304.

It is not an unprimeable number, because it can be changed into a prime (743542245349) 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, 33797374778 + ... + 33797374799.

It is an arithmetic number, because the mean of its divisors is an integer number (202784248734).

Almost surely, 2^743542245347 is an apocalyptic number.

743542245347 is a deficient number, since it is larger than the sum of its proper divisors (67594749589).

743542245347 is a wasteful number, since it uses less digits than its factorization.

743542245347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67594749588.

The product of its digits is 11289600, while the sum is 50.

It can be divided in two parts, 743542 and 245347, that added together give a palindrome (988889).

The spelling of 743542245347 in words is "seven hundred forty-three billion, five hundred forty-two million, two hundred forty-five thousand, three hundred forty-seven".