224354240646551 has 4 divisors (see below), whose sum is σ = 224357566796472. Its totient is φ = 224350914496632.

The previous prime is 224354240646469. The next prime is 224354240646583. The reversal of 224354240646551 is 155646042453422.

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 224354240646551 - 2¹⁴ = 224354240630167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 224354240646493 and 224354240646502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224354240642551) 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, 1662973781 + ... + 1663108686.

It is an arithmetic number, because the mean of its divisors is an integer number (56089391699118).

Almost surely, 2^{224354240646551} is an apocalyptic number.

224354240646551 is a deficient number, since it is larger than the sum of its proper divisors (3326149921).

224354240646551 is an equidigital number, since it uses as much as digits as its factorization.

224354240646551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3326149920.

The product of its (nonzero) digits is 27648000, while the sum is 53.

The spelling of 224354240646551 in words is "two hundred twenty-four trillion, three hundred fifty-four billion, two hundred forty million, six hundred forty-six thousand, five hundred fifty-one".