5205247271051 has 4 divisors (see below), whose sum is σ = 5205255443352. Its totient is φ = 5205239098752.

The previous prime is 5205247271023. The next prime is 5205247271087. The reversal of 5205247271051 is 1501727425025.

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 5205247271051 - 2²⁶ = 5205180162187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5205247271011) 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, 3041765 + ... + 4434278.

It is an arithmetic number, because the mean of its divisors is an integer number (1301313860838).

Almost surely, 2^{5205247271051} is an apocalyptic number.

5205247271051 is a deficient number, since it is larger than the sum of its proper divisors (8172301).

5205247271051 is an equidigital number, since it uses as much as digits as its factorization.

5205247271051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8172300.

The product of its (nonzero) digits is 196000, while the sum is 41.

The spelling of 5205247271051 in words is "five trillion, two hundred five billion, two hundred forty-seven million, two hundred seventy-one thousand, fifty-one".