274221962451 has 6 divisors (see below), whose sum is σ = 396098390220. Its totient is φ = 182814641628.

The previous prime is 274221962411. The next prime is 274221962459. The reversal of 274221962451 is 154269122472.

274221962451 is a `hidden beast` number, since 2 + 7 + 4 + 2 + 2 + 19 + 624 + 5 + 1 = 666.

It is not a de Polignac number, because 274221962451 - 2⁷ = 274221962323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 274221962397 and 274221962406.

It is not an unprimeable number, because it can be changed into a prime (274221962459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15234553461 + ... + 15234553478.

It is an arithmetic number, because the mean of its divisors is an integer number (66016398370).

Almost surely, 2^274221962451 is an apocalyptic number.

274221962451 is a deficient number, since it is larger than the sum of its proper divisors (121876427769).

274221962451 is a wasteful number, since it uses less digits than its factorization.

274221962451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30469106945 (or 30469106942 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The spelling of 274221962451 in words is "two hundred seventy-four billion, two hundred twenty-one million, nine hundred sixty-two thousand, four hundred fifty-one".