5265201516551 has 4 divisors (see below), whose sum is σ = 5279867816400. Its totient is φ = 5250535216704.

The previous prime is 5265201516527. The next prime is 5265201516557. The reversal of 5265201516551 is 1556151025625.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5265201516551 - 2³⁴ = 5248021647367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5265201516557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7333149386 + ... + 7333150103.

It is an arithmetic number, because the mean of its divisors is an integer number (1319966954100).

Almost surely, 2^{5265201516551} is an apocalyptic number.

5265201516551 is a deficient number, since it is larger than the sum of its proper divisors (14666299849).

5265201516551 is a wasteful number, since it uses less digits than its factorization.

5265201516551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14666299848.

The product of its (nonzero) digits is 450000, while the sum is 44.

The spelling of 5265201516551 in words is "five trillion, two hundred sixty-five billion, two hundred one million, five hundred sixteen thousand, five hundred fifty-one".