45201780733 has 4 divisors (see below), whose sum is σ = 45225864540. Its totient is φ = 45177696928.

The previous prime is 45201780727. The next prime is 45201780749. The reversal of 45201780733 is 33708710254.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 22493400484 + 22708380249 = 149978^2 + 150693^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45201780733 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 (45201780703) 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, 12039088 + ... + 12042841.

It is an arithmetic number, because the mean of its divisors is an integer number (11306466135).

Almost surely, 2^45201780733 is an apocalyptic number.

It is an amenable number.

45201780733 is a deficient number, since it is larger than the sum of its proper divisors (24083807).

45201780733 is a wasteful number, since it uses less digits than its factorization.

45201780733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24083806.

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 45201780733 in words is "forty-five billion, two hundred one million, seven hundred eighty thousand, seven hundred thirty-three".