2765031264 has 36 divisors (see below), whose sum is σ = 7863058476. Its totient is φ = 921676992.

The previous prime is 2765031257. The next prime is 2765031299. The reversal of 2765031264 is 4621305672.

2765031264 is a `hidden beast` number, since 27 + 6 + 503 + 126 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4800114 + ... + 4800689.

It is an arithmetic number, because the mean of its divisors is an integer number (218418291).

Almost surely, 2^2765031264 is an apocalyptic number.

2765031264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2765031264 is an abundant number, since it is smaller than the sum of its proper divisors (5098027212).

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

2765031264 is a wasteful number, since it uses less digits than its factorization.

2765031264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9600819 (or 9600808 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 2765031264 is about 52583.5645805797. The cubic root of 2765031264 is about 1403.5676463552.

The spelling of 2765031264 in words is "two billion, seven hundred sixty-five million, thirty-one thousand, two hundred sixty-four".