5263135965 has 24 divisors (see below), whose sum is σ = 9124702080. Its totient is φ = 2806411104.

The previous prime is 5263135883. The next prime is 5263135979. The reversal of 5263135965 is 5695313625.

5263135965 is a `hidden beast` number, since 5 + 2 + 631 + 3 + 5 + 9 + 6 + 5 = 666.

It is not a de Polignac number, because 5263135965 - 2⁷ = 5263135837 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 5263135965.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 276216 + ... + 294654.

It is an arithmetic number, because the mean of its divisors is an integer number (380195920).

Almost surely, 2^5263135965 is an apocalyptic number.

It is an amenable number.

5263135965 is a deficient number, since it is larger than the sum of its proper divisors (3861566115).

5263135965 is a wasteful number, since it uses less digits than its factorization.

5263135965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24793 (or 24790 counting only the distinct ones).

The product of its digits is 729000, while the sum is 45.

The square root of 5263135965 is about 72547.4738705629. The cubic root of 5263135965 is about 1739.4616695735.

The spelling of 5263135965 in words is "five billion, two hundred sixty-three million, one hundred thirty-five thousand, nine hundred sixty-five".