2765543064 has 32 divisors (see below), whose sum is σ = 6915363120. Its totient is φ = 921646976.

The previous prime is 2765543063. The next prime is 2765543089. The reversal of 2765543064 is 4603455672.

2765543064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2765543063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135754 + ... + 154790.

Almost surely, 2^2765543064 is an apocalyptic number.

2765543064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2765543064 is an abundant number, since it is smaller than the sum of its proper divisors (4149820056).

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

2765543064 is a wasteful number, since it uses less digits than its factorization.

2765543064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25099 (or 25095 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 42.

The square root of 2765543064 is about 52588.4308950172. The cubic root of 2765543064 is about 1403.6542399034.

The spelling of 2765543064 in words is "two billion, seven hundred sixty-five million, five hundred forty-three thousand, sixty-four".