2768265144 has 48 divisors (see below), whose sum is σ = 7499817000. Its totient is φ = 922455744.

The previous prime is 2768265139. The next prime is 2768265169. The reversal of 2768265144 is 4415628672.

It is a self number, because there is not a number n which added to its sum of digits gives 2768265144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 397807 + ... + 404705.

Almost surely, 2^2768265144 is an apocalyptic number.

2768265144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2768265144 is an abundant number, since it is smaller than the sum of its proper divisors (4731551856).

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

2768265144 is a wasteful number, since it uses less digits than its factorization.

2768265144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12484 (or 12477 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 2768265144 is about 52614.3055071527. The cubic root of 2768265144 is about 1404.1146203937.

The spelling of 2768265144 in words is "two billion, seven hundred sixty-eight million, two hundred sixty-five thousand, one hundred forty-four".