45022319493 has 4 divisors (see below), whose sum is σ = 60029759328. Its totient is φ = 30014879660.

The previous prime is 45022319449. The next prime is 45022319501. The reversal of 45022319493 is 39491322054.

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 45022319493 - 2¹⁰ = 45022318469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45022319413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7503719913 + ... + 7503719918.

It is an arithmetic number, because the mean of its divisors is an integer number (15007439832).

Almost surely, 2^45022319493 is an apocalyptic number.

It is an amenable number.

45022319493 is a deficient number, since it is larger than the sum of its proper divisors (15007439835).

45022319493 is a wasteful number, since it uses less digits than its factorization.

45022319493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15007439834.

The product of its (nonzero) digits is 233280, while the sum is 42.

The spelling of 45022319493 in words is "forty-five billion, twenty-two million, three hundred nineteen thousand, four hundred ninety-three".