45857849773 has 4 divisors (see below), whose sum is σ = 46542295360. Its totient is φ = 45173404188.

The previous prime is 45857849767. The next prime is 45857849827. The reversal of 45857849773 is 37794875854.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45857849773 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (67), and also a Moran number because the ratio is a prime number: 684445519 = 45857849773 / (4 + 5 + 8 + 5 + 7 + 8 + 4 + 9 + 7 + 7 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45857849699 and 45857849708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45857849753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342222693 + ... + 342222826.

It is an arithmetic number, because the mean of its divisors is an integer number (11635573840).

Almost surely, 2^45857849773 is an apocalyptic number.

It is an amenable number.

45857849773 is a deficient number, since it is larger than the sum of its proper divisors (684445587).

45857849773 is an equidigital number, since it uses as much as digits as its factorization.

45857849773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684445586.

The product of its digits is 237081600, while the sum is 67.

The spelling of 45857849773 in words is "forty-five billion, eight hundred fifty-seven million, eight hundred forty-nine thousand, seven hundred seventy-three".