45340757645 has 8 divisors (see below), whose sum is σ = 54432902040. Its totient is φ = 36256610880.

The previous prime is 45340757641. The next prime is 45340757653. The reversal of 45340757645 is 54675704354.

It can be written as a sum of positive squares in 4 ways, for example, as 1777971556 + 43562786089 = 42166^2 + 208717^2 .

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

It is not a de Polignac number, because 45340757645 - 2² = 45340757641 is a prime.

It is a super-3 number, since 3×45340757645³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45340757593 and 45340757602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45340757641) 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, 1986926 + ... + 2009615.

It is an arithmetic number, because the mean of its divisors is an integer number (6804112755).

Almost surely, 2^45340757645 is an apocalyptic number.

It is an amenable number.

45340757645 is a deficient number, since it is larger than the sum of its proper divisors (9092144395).

45340757645 is a wasteful number, since it uses less digits than its factorization.

45340757645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3998815.

The product of its (nonzero) digits is 7056000, while the sum is 50.

The spelling of 45340757645 in words is "forty-five billion, three hundred forty million, seven hundred fifty-seven thousand, six hundred forty-five".