5261132465 has 8 divisors (see below), whose sum is σ = 6341172480. Its totient is φ = 4190363632.

The previous prime is 5261132449. The next prime is 5261132473. The reversal of 5261132465 is 5642311625.

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

It is a cyclic number.

It is not a de Polignac number, because 5261132465 - 2⁴ = 5261132449 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2316545 + ... + 2318814.

It is an arithmetic number, because the mean of its divisors is an integer number (792646560).

Almost surely, 2^5261132465 is an apocalyptic number.

It is an amenable number.

5261132465 is a deficient number, since it is larger than the sum of its proper divisors (1080040015).

5261132465 is a wasteful number, since it uses less digits than its factorization.

5261132465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4635591.

The product of its digits is 43200, while the sum is 35.

The square root of 5261132465 is about 72533.6643566282. The cubic root of 5261132465 is about 1739.2409232490.

The spelling of 5261132465 in words is "five billion, two hundred sixty-one million, one hundred thirty-two thousand, four hundred sixty-five".