533440222251 has 16 divisors (see below), whose sum is σ = 753704935200. Its totient is φ = 334435209728.

The previous prime is 533440222247. The next prime is 533440222291. The reversal of 533440222251 is 152222044335.

It is a cyclic number.

It is not a de Polignac number, because 533440222251 - 2² = 533440222247 is a prime.

It is not an unprimeable number, because it can be changed into a prime (533440222291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4192656 + ... + 4318013.

It is an arithmetic number, because the mean of its divisors is an integer number (47106558450).

Almost surely, 2^533440222251 is an apocalyptic number.

533440222251 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

533440222251 is a deficient number, since it is larger than the sum of its proper divisors (220264712949).

533440222251 is a wasteful number, since it uses less digits than its factorization.

533440222251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8511918.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 533440222251 its reverse (152222044335), we get a palindrome (685662266586).

The spelling of 533440222251 in words is "five hundred thirty-three billion, four hundred forty million, two hundred twenty-two thousand, two hundred fifty-one".