245466012455 has 4 divisors (see below), whose sum is σ = 294559214952. Its totient is φ = 196372809960.

The previous prime is 245466012437. The next prime is 245466012457. The reversal of 245466012455 is 554210664542.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-245466012455 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245466012457) 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, 24546601241 + ... + 24546601250.

It is an arithmetic number, because the mean of its divisors is an integer number (73639803738).

Almost surely, 2^245466012455 is an apocalyptic number.

245466012455 is a deficient number, since it is larger than the sum of its proper divisors (49093202497).

245466012455 is an equidigital number, since it uses as much as digits as its factorization.

245466012455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49093202496.

The product of its (nonzero) digits is 1152000, while the sum is 44.

Adding to 245466012455 its reverse (554210664542), we get a palindrome (799676676997).

The spelling of 245466012455 in words is "two hundred forty-five billion, four hundred sixty-six million, twelve thousand, four hundred fifty-five".