726474474623 has 2 divisors, whose sum is σ = 726474474624. Its totient is φ = 726474474622.

The previous prime is 726474474529. The next prime is 726474474653. The reversal of 726474474623 is 326474474627.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-726474474623 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (726474474653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363237237311 + 363237237312.

It is an arithmetic number, because the mean of its divisors is an integer number (363237237312).

Almost surely, 2^726474474623 is an apocalyptic number.

726474474623 is a deficient number, since it is larger than the sum of its proper divisors (1).

726474474623 is an equidigital number, since it uses as much as digits as its factorization.

726474474623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37933056, while the sum is 56.

The spelling of 726474474623 in words is "seven hundred twenty-six billion, four hundred seventy-four million, four hundred seventy-four thousand, six hundred twenty-three".