45344323073507 has 4 divisors (see below), whose sum is σ = 48011636195496. Its totient is φ = 42677009951520.

The previous prime is 45344323073479. The next prime is 45344323073561. The reversal of 45344323073507 is 70537032344354.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45344323073507 - 2²⁴ = 45344306296291 is a prime.

It is a super-2 number, since 2×45344323073507² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45344323073207) 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, 1333656560969 + ... + 1333656561002.

It is an arithmetic number, because the mean of its divisors is an integer number (12002909048874).

Almost surely, 2^{45344323073507} is an apocalyptic number.

45344323073507 is a deficient number, since it is larger than the sum of its proper divisors (2667313121989).

45344323073507 is a wasteful number, since it uses less digits than its factorization.

45344323073507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2667313121988.

The product of its (nonzero) digits is 12700800, while the sum is 50.

The spelling of 45344323073507 in words is "forty-five trillion, three hundred forty-four billion, three hundred twenty-three million, seventy-three thousand, five hundred seven".