45707446849 has 9 divisors (see below), whose sum is σ = 45906063777. Its totient is φ = 45509688324.

The previous prime is 45707446823. The next prime is 45707446861. The reversal of 45707446849 is 94864470754.

It is a happy number.

The square root of 45707446849 is 213793.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 45707446849 - 2⁵ = 45707446817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45707446793 and 45707446802.

It is not an unprimeable number, because it can be changed into a prime (45707446649) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 93854884 + ... + 93855370.

It is an arithmetic number, because the mean of its divisors is an integer number (5100673753).

Almost surely, 2^45707446849 is an apocalyptic number.

45707446849 is the 213793-rd square number.

45707446849 is the 106897-th centered octagonal number.

It is an amenable number.

45707446849 is a deficient number, since it is larger than the sum of its proper divisors (198616928).

45707446849 is an frugal number, since it uses more digits than its factorization.

45707446849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1852 (or 926 counting only the distinct ones).

The product of its (nonzero) digits is 27095040, while the sum is 58.

The spelling of 45707446849 in words is "forty-five billion, seven hundred seven million, four hundred forty-six thousand, eight hundred forty-nine".