5278382974571 has 4 divisors (see below), whose sum is σ = 6032437685232. Its totient is φ = 4524328263912.

The previous prime is 5278382974531. The next prime is 5278382974573. The reversal of 5278382974571 is 1754792838725.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5278382974571 is a prime.

It is a super-2 number, since 2×5278382974571² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5278382974573) 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, 377027355320 + ... + 377027355333.

It is an arithmetic number, because the mean of its divisors is an integer number (1508109421308).

Almost surely, 2^{5278382974571} is an apocalyptic number.

5278382974571 is a deficient number, since it is larger than the sum of its proper divisors (754054710661).

5278382974571 is an equidigital number, since it uses as much as digits as its factorization.

5278382974571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754054710660.

The product of its digits is 237081600, while the sum is 68.

The spelling of 5278382974571 in words is "five trillion, two hundred seventy-eight billion, three hundred eighty-two million, nine hundred seventy-four thousand, five hundred seventy-one".