742737464737247 has 16 divisors (see below), whose sum is σ = 899217711927360. Its totient is φ = 598887855042048.

The previous prime is 742737464737241. The next prime is 742737464737273.

742737464737247 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 742737464737247 - 2¹⁴ = 742737464720863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742737464737241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1537829348 + ... + 1538312249.

It is an arithmetic number, because the mean of its divisors is an integer number (56201106995460).

Almost surely, 2^{742737464737247} is an apocalyptic number.

742737464737247 is a deficient number, since it is larger than the sum of its proper divisors (156480247190113).

742737464737247 is a wasteful number, since it uses less digits than its factorization.

742737464737247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3076143650.

The product of its digits is 6505519104, while the sum is 74.

The spelling of 742737464737247 in words is "seven hundred forty-two trillion, seven hundred thirty-seven billion, four hundred sixty-four million, seven hundred thirty-seven thousand, two hundred forty-seven".