2065463544 has 16 divisors (see below), whose sum is σ = 5163658920. Its totient is φ = 688487840.

The previous prime is 2065463539. The next prime is 2065463593. The reversal of 2065463544 is 4453645602.

It is a super-2 number, since 2×2065463544² = 8532279303186079872, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43030467 + ... + 43030514.

Almost surely, 2^2065463544 is an apocalyptic number.

2065463544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2065463544 is an abundant number, since it is smaller than the sum of its proper divisors (3098195376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2065463544 is a wasteful number, since it uses less digits than its factorization.

2065463544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86060990 (or 86060986 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

The square root of 2065463544 is about 45447.3711450949. The cubic root of 2065463544 is about 1273.5202196996.

The spelling of 2065463544 in words is "two billion, sixty-five million, four hundred sixty-three thousand, five hundred forty-four".