2530273665 has 8 divisors (see below), whose sum is σ = 4048437888. Its totient is φ = 1349479280.

The previous prime is 2530273663. The next prime is 2530273673. The reversal of 2530273665 is 5663720352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2530273665 - 2¹ = 2530273663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2530273663) 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, 84342441 + ... + 84342470.

It is an arithmetic number, because the mean of its divisors is an integer number (506054736).

Almost surely, 2^2530273665 is an apocalyptic number.

It is an amenable number.

2530273665 is a deficient number, since it is larger than the sum of its proper divisors (1518164223).

2530273665 is a wasteful number, since it uses less digits than its factorization.

2530273665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168684919.

The product of its (nonzero) digits is 226800, while the sum is 39.

The square root of 2530273665 is about 50301.8256626934. The cubic root of 2530273665 is about 1362.6652005172.

The spelling of 2530273665 in words is "two billion, five hundred thirty million, two hundred seventy-three thousand, six hundred sixty-five".