426433274251 has 8 divisors (see below), whose sum is σ = 427865116640. Its totient is φ = 425001874752.

The previous prime is 426433274237. The next prime is 426433274257. The reversal of 426433274251 is 152472334624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 426433274251 - 2²¹ = 426431177099 is a prime.

It is a super-2 number, since 2×426433274251² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 426433274198 and 426433274207.

It is not an unprimeable number, because it can be changed into a prime (426433274257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1877965 + ... + 2092753.

It is an arithmetic number, because the mean of its divisors is an integer number (53483139580).

Almost surely, 2^426433274251 is an apocalyptic number.

426433274251 is a deficient number, since it is larger than the sum of its proper divisors (1431842389).

426433274251 is a wasteful number, since it uses less digits than its factorization.

426433274251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221445.

The product of its digits is 967680, while the sum is 43.

The spelling of 426433274251 in words is "four hundred twenty-six billion, four hundred thirty-three million, two hundred seventy-four thousand, two hundred fifty-one".