742320999275 has 6 divisors (see below), whose sum is σ = 920478039132. Its totient is φ = 593856799400.

The previous prime is 742320999271. The next prime is 742320999283. The reversal of 742320999275 is 572999023247.

It is not a de Polignac number, because 742320999275 - 2² = 742320999271 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (742320999271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14846419961 + ... + 14846420010.

It is an arithmetic number, because the mean of its divisors is an integer number (153413006522).

Almost surely, 2^742320999275 is an apocalyptic number.

742320999275 is a deficient number, since it is larger than the sum of its proper divisors (178157039857).

742320999275 is a wasteful number, since it uses less digits than its factorization.

742320999275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29692839981 (or 29692839976 counting only the distinct ones).

The product of its (nonzero) digits is 17146080, while the sum is 59.

The spelling of 742320999275 in words is "seven hundred forty-two billion, three hundred twenty million, nine hundred ninety-nine thousand, two hundred seventy-five".