245022215553203 has 96 divisors (see below), whose sum is σ = 283933163179008. Its totient is φ = 210875659188480.

The previous prime is 245022215553163. The next prime is 245022215553229. The reversal of 245022215553203 is 302355512220542.

It is not a de Polignac number, because 245022215553203 - 2⁶ = 245022215553139 is a prime.

It is a super-2 number, since 2×245022215553203² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245022215553503) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 187469177276 + ... + 187469178582.

It is an arithmetic number, because the mean of its divisors is an integer number (2957637116448).

Almost surely, 2^{245022215553203} is an apocalyptic number.

245022215553203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

245022215553203 is a deficient number, since it is larger than the sum of its proper divisors (38910947625805).

245022215553203 is a wasteful number, since it uses less digits than its factorization.

245022215553203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2865 (or 2854 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 41.

Adding to 245022215553203 its reverse (302355512220542), we get a palindrome (547377727773745).

The spelling of 245022215553203 in words is "two hundred forty-five trillion, twenty-two billion, two hundred fifteen million, five hundred fifty-three thousand, two hundred three".