743949424949347 has 4 divisors (see below), whose sum is σ = 744023310094480. Its totient is φ = 743875539804216.

The previous prime is 743949424949329. The next prime is 743949424949363.

743949424949347 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 743949424949347 - 2²³ = 743949416560739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (743949424949327) 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, 36942557463 + ... + 36942577600.

It is an arithmetic number, because the mean of its divisors is an integer number (186005827523620).

Almost surely, 2^{743949424949347} is an apocalyptic number.

743949424949347 is a deficient number, since it is larger than the sum of its proper divisors (73885145133).

743949424949347 is a wasteful number, since it uses less digits than its factorization.

743949424949347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73885145132.

The product of its digits is 23702740992, while the sum is 82.

The spelling of 743949424949347 in words is "seven hundred forty-three trillion, nine hundred forty-nine billion, four hundred twenty-four million, nine hundred forty-nine thousand, three hundred forty-seven".