2645462436 has 48 divisors (see below), whose sum is σ = 6285916224. Its totient is φ = 865801216.

The previous prime is 2645462411. The next prime is 2645462437. The reversal of 2645462436 is 6342645462.

It is not an unprimeable number, because it can be changed into a prime (2645462437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135976 + ... + 154208.

It is an arithmetic number, because the mean of its divisors is an integer number (130956588).

Almost surely, 2^2645462436 is an apocalyptic number.

It is an amenable number.

2645462436 is an abundant number, since it is smaller than the sum of its proper divisors (3640453788).

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

2645462436 is a wasteful number, since it uses less digits than its factorization.

2645462436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18460 (or 18458 counting only the distinct ones).

The product of its digits is 829440, while the sum is 42.

The square root of 2645462436 is about 51434.0591048383. The cubic root of 2645462436 is about 1383.0372151900.

The spelling of 2645462436 in words is "two billion, six hundred forty-five million, four hundred sixty-two thousand, four hundred thirty-six".