345453522230251 has 4 divisors (see below), whose sum is σ = 360473240588112. Its totient is φ = 330433803872392.

The previous prime is 345453522230231. The next prime is 345453522230291. The reversal of 345453522230251 is 152032225354543.

It is a happy number.

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 345453522230251 - 2⁴³ = 336657429208043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345453522230221) 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, 7509859178896 + ... + 7509859178941.

It is an arithmetic number, because the mean of its divisors is an integer number (90118310147028).

Almost surely, 2^{345453522230251} is an apocalyptic number.

345453522230251 is a deficient number, since it is larger than the sum of its proper divisors (15019718357861).

345453522230251 is a wasteful number, since it uses less digits than its factorization.

345453522230251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15019718357860.

The product of its (nonzero) digits is 4320000, while the sum is 46.

Adding to 345453522230251 its reverse (152032225354543), we get a palindrome (497485747584794).

The spelling of 345453522230251 in words is "three hundred forty-five trillion, four hundred fifty-three billion, five hundred twenty-two million, two hundred thirty thousand, two hundred fifty-one".