740123766325193 has 4 divisors (see below), whose sum is σ = 740210442029520. Its totient is φ = 740037090620868.

The previous prime is 740123766325109. The next prime is 740123766325213. The reversal of 740123766325193 is 391523667321047.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 740123766325193 - 2²⁰ = 740123765276617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (740123766325103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43337839355 + ... + 43337856432.

It is an arithmetic number, because the mean of its divisors is an integer number (185052610507380).

Almost surely, 2^{740123766325193} is an apocalyptic number.

It is an amenable number.

740123766325193 is a deficient number, since it is larger than the sum of its proper divisors (86675704327).

740123766325193 is an equidigital number, since it uses as much as digits as its factorization.

740123766325193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86675704326.

The product of its (nonzero) digits is 34292160, while the sum is 59.

The spelling of 740123766325193 in words is "seven hundred forty trillion, one hundred twenty-three billion, seven hundred sixty-six million, three hundred twenty-five thousand, one hundred ninety-three".