2627561365 has 16 divisors (see below), whose sum is σ = 3704311296. Its totient is φ = 1763956800.

The previous prime is 2627561309. The next prime is 2627561369. The reversal of 2627561365 is 5631657262.

It is not a de Polignac number, because 2627561365 - 2⁹ = 2627560853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2627561369) 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, 1836741 + ... + 1838170.

It is an arithmetic number, because the mean of its divisors is an integer number (231519456).

Almost surely, 2^2627561365 is an apocalyptic number.

It is an amenable number.

2627561365 is a deficient number, since it is larger than the sum of its proper divisors (1076749931).

2627561365 is a wasteful number, since it uses less digits than its factorization.

2627561365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3674940.

The product of its digits is 453600, while the sum is 43.

The square root of 2627561365 is about 51259.7440980737. The cubic root of 2627561365 is about 1379.9106161038.

The spelling of 2627561365 in words is "two billion, six hundred twenty-seven million, five hundred sixty-one thousand, three hundred sixty-five".