742826606628247 has 8 divisors (see below), whose sum is σ = 743440308156000. Its totient is φ = 742213081033344.

The previous prime is 742826606628163. The next prime is 742826606628287.

742826606628247 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-742826606628247 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 (742826606628287) 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, 35534622 + ... + 52424827.

It is an arithmetic number, because the mean of its divisors is an integer number (92930038519500).

Almost surely, 2^{742826606628247} is an apocalyptic number.

742826606628247 is a deficient number, since it is larger than the sum of its proper divisors (613701527753).

742826606628247 is a wasteful number, since it uses less digits than its factorization.

742826606628247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87966425.

The product of its (nonzero) digits is 1040449536, while the sum is 70.

The spelling of 742826606628247 in words is "seven hundred forty-two trillion, eight hundred twenty-six billion, six hundred six million, six hundred twenty-eight thousand, two hundred forty-seven".