45449071481759 has 8 divisors (see below), whose sum is σ = 49581634956240. Its totient is φ = 41316646291200.

The previous prime is 45449071481719. The next prime is 45449071481809. The reversal of 45449071481759 is 95718417094454.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 45449071481759 - 2²⁰ = 45449070433183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45449071481719) 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, 33883172 + ... + 35198969.

It is an arithmetic number, because the mean of its divisors is an integer number (6197704369530).

Almost surely, 2^{45449071481759} is an apocalyptic number.

45449071481759 is a deficient number, since it is larger than the sum of its proper divisors (4132563474481).

45449071481759 is a wasteful number, since it uses less digits than its factorization.

45449071481759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69141961.

The product of its (nonzero) digits is 203212800, while the sum is 68.

The spelling of 45449071481759 in words is "forty-five trillion, four hundred forty-nine billion, seventy-one million, four hundred eighty-one thousand, seven hundred fifty-nine".