745431224423033 has 4 divisors (see below), whose sum is σ = 746294991775488. Its totient is φ = 744567457070580.

The previous prime is 745431224423003. The next prime is 745431224423077. The reversal of 745431224423033 is 330324422134547.

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 745431224423033 - 2²⁶ = 745431157314169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (745431224423003) 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, 431883674933 + ... + 431883676658.

It is an arithmetic number, because the mean of its divisors is an integer number (186573747943872).

Almost surely, 2^{745431224423033} is an apocalyptic number.

It is an amenable number.

745431224423033 is a deficient number, since it is larger than the sum of its proper divisors (863767352455).

745431224423033 is an equidigital number, since it uses as much as digits as its factorization.

745431224423033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863767352454.

The product of its (nonzero) digits is 5806080, while the sum is 47.

The spelling of 745431224423033 in words is "seven hundred forty-five trillion, four hundred thirty-one billion, two hundred twenty-four million, four hundred twenty-three thousand, thirty-three".