2049365465 has 24 divisors (see below), whose sum is σ = 2896986240. Its totient is φ = 1387477728.

The previous prime is 2049365429. The next prime is 2049365467. The reversal of 2049365465 is 5645639402.

It is not a de Polignac number, because 2049365465 - 2²⁰ = 2048316889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2049365467) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33587 + ... + 72296.

It is an arithmetic number, because the mean of its divisors is an integer number (120707760).

Almost surely, 2^2049365465 is an apocalyptic number.

It is an amenable number.

2049365465 is a deficient number, since it is larger than the sum of its proper divisors (847620775).

2049365465 is a wasteful number, since it uses less digits than its factorization.

2049365465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105981 (or 105974 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 44.

The square root of 2049365465 is about 45269.9178815248. The cubic root of 2049365465 is about 1270.2030107196.

It can be divided in two parts, 20493 and 65465, that added together give a palindrome (85958).

The spelling of 2049365465 in words is "two billion, forty-nine million, three hundred sixty-five thousand, four hundred sixty-five".