5265435600665 has 16 divisors (see below), whose sum is σ = 6491599898112. Its totient is φ = 4098037043904.

The previous prime is 5265435600631. The next prime is 5265435600749. The reversal of 5265435600665 is 5660065345625.

It is a cyclic number.

It is not a de Polignac number, because 5265435600665 - 2¹² = 5265435596569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67044914 + ... + 67123403.

It is an arithmetic number, because the mean of its divisors is an integer number (405724993632).

Almost surely, 2^{5265435600665} is an apocalyptic number.

It is an amenable number.

5265435600665 is a deficient number, since it is larger than the sum of its proper divisors (1226164297447).

5265435600665 is a wasteful number, since it uses less digits than its factorization.

5265435600665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134168536.

The product of its (nonzero) digits is 19440000, while the sum is 53.

The spelling of 5265435600665 in words is "five trillion, two hundred sixty-five billion, four hundred thirty-five million, six hundred thousand, six hundred sixty-five".