745040423164123 has 8 divisors (see below), whose sum is σ = 793974623021568. Its totient is φ = 697484651471784.

The previous prime is 745040423164087. The next prime is 745040423164127. The reversal of 745040423164123 is 321461324040547.

745040423164123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 745040423164123 - 2²⁹ = 745039886293211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (745040423164127) 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, 344607040161 + ... + 344607042322.

It is an arithmetic number, because the mean of its divisors is an integer number (99246827877696).

Almost surely, 2^{745040423164123} is an apocalyptic number.

745040423164123 is a deficient number, since it is larger than the sum of its proper divisors (48934199857445).

745040423164123 is a wasteful number, since it uses less digits than its factorization.

745040423164123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689214082553.

The product of its (nonzero) digits is 1935360, while the sum is 46.

The spelling of 745040423164123 in words is "seven hundred forty-five trillion, forty billion, four hundred twenty-three million, one hundred sixty-four thousand, one hundred twenty-three".