4277640765 has 16 divisors (see below), whose sum is σ = 6863957568. Its totient is φ = 2274830976.

The previous prime is 4277640761. The next prime is 4277640821. The reversal of 4277640765 is 5670467724.

It is a happy number.

It is not a de Polignac number, because 4277640765 - 2² = 4277640761 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4277640761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405712 + ... + 416121.

It is an arithmetic number, because the mean of its divisors is an integer number (428997348).

Almost surely, 2^4277640765 is an apocalyptic number.

It is an amenable number.

4277640765 is a deficient number, since it is larger than the sum of its proper divisors (2586316803).

4277640765 is a wasteful number, since it uses less digits than its factorization.

4277640765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822188.

The product of its (nonzero) digits is 1975680, while the sum is 48.

The square root of 4277640765 is about 65403.6754701141. The cubic root of 4277640765 is about 1623.3098975498.

The spelling of 4277640765 in words is "four billion, two hundred seventy-seven million, six hundred forty thousand, seven hundred sixty-five".