52211251415 has 4 divisors (see below), whose sum is σ = 62653501704. Its totient is φ = 41769001128.

The previous prime is 52211251397. The next prime is 52211251423. The reversal of 52211251415 is 51415211225.

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 52211251415 - 2²⁰ = 52210202839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5221125137 + ... + 5221125146.

It is an arithmetic number, because the mean of its divisors is an integer number (15663375426).

Almost surely, 2^52211251415 is an apocalyptic number.

52211251415 is a deficient number, since it is larger than the sum of its proper divisors (10442250289).

52211251415 is a wasteful number, since it uses less digits than its factorization.

52211251415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10442250288.

The product of its digits is 4000, while the sum is 29.

The spelling of 52211251415 in words is "fifty-two billion, two hundred eleven million, two hundred fifty-one thousand, four hundred fifteen".