7300000007865 has 24 divisors (see below), whose sum is σ = 12892075489800. Its totient is φ = 3819874216704.

The previous prime is 7300000007837. The next prime is 7300000007869. The reversal of 7300000007865 is 5687000000037.

It can be written as a sum of positive squares in 4 ways, for example, as 920960750889 + 6379039256976 = 959667^2 + 2525676^2 .

It is not a de Polignac number, because 7300000007865 - 2¹⁴ = 7299999991481 is a prime.

It is a super-2 number, since 2×7300000007865² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7300000007869) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1530395940 + ... + 1530400709.

It is an arithmetic number, because the mean of its divisors is an integer number (537169812075).

Almost surely, 2^{7300000007865} is an apocalyptic number.

It is an amenable number.

7300000007865 is a deficient number, since it is larger than the sum of its proper divisors (5592075481935).

7300000007865 is a wasteful number, since it uses less digits than its factorization.

7300000007865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3060796713 (or 3060796710 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The spelling of 7300000007865 in words is "seven trillion, three hundred billion, seven thousand, eight hundred sixty-five".