5426755626721 has 64 divisors (see below), whose sum is σ = 6521660006400. Its totient is φ = 4450763116800.

The previous prime is 5426755626707. The next prime is 5426755626749. The reversal of 5426755626721 is 1276265576245.

It is a happy number.

It is not a de Polignac number, because 5426755626721 - 2⁹ = 5426755626209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5426755626521) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2348227156 + ... + 2348229466.

It is an arithmetic number, because the mean of its divisors is an integer number (101900937600).

Almost surely, 2^{5426755626721} is an apocalyptic number.

It is an amenable number.

5426755626721 is a deficient number, since it is larger than the sum of its proper divisors (1094904379679).

5426755626721 is a wasteful number, since it uses less digits than its factorization.

5426755626721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4430.

The product of its digits is 42336000, while the sum is 58.

The spelling of 5426755626721 in words is "five trillion, four hundred twenty-six billion, seven hundred fifty-five million, six hundred twenty-six thousand, seven hundred twenty-one".