742868868247 has 8 divisors (see below), whose sum is σ = 827645006592. Its totient is φ = 660966497400.

The previous prime is 742868868199. The next prime is 742868868263.

742868868247 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 742868868247 - 2³⁹ = 193113054359 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 (742868868647) 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, 718441329 + ... + 718442362.

It is an arithmetic number, because the mean of its divisors is an integer number (103455625824).

Almost surely, 2^742868868247 is an apocalyptic number.

742868868247 is a deficient number, since it is larger than the sum of its proper divisors (84776138345).

742868868247 is a wasteful number, since it uses less digits than its factorization.

742868868247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436883749.

The product of its digits is 462422016, while the sum is 70.

The spelling of 742868868247 in words is "seven hundred forty-two billion, eight hundred sixty-eight million, eight hundred sixty-eight thousand, two hundred forty-seven".