45878216243 has 4 divisors (see below), whose sum is σ = 46009672800. Its totient is φ = 45746759688.

The previous prime is 45878216239. The next prime is 45878216257. The reversal of 45878216243 is 34261287854.

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 45878216243 - 2² = 45878216239 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45878216191 and 45878216200.

It is not an unprimeable number, because it can be changed into a prime (45878216233) 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, 65727755 + ... + 65728452.

It is an arithmetic number, because the mean of its divisors is an integer number (11502418200).

Almost surely, 2^45878216243 is an apocalyptic number.

45878216243 is a deficient number, since it is larger than the sum of its proper divisors (131456557).

45878216243 is a wasteful number, since it uses less digits than its factorization.

45878216243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131456556.

The product of its digits is 2580480, while the sum is 50.

The spelling of 45878216243 in words is "forty-five billion, eight hundred seventy-eight million, two hundred sixteen thousand, two hundred forty-three".