245202011155 has 16 divisors (see below), whose sum is σ = 311630954400. Its totient is φ = 184575186432.

The previous prime is 245202011147. The next prime is 245202011227. The reversal of 245202011155 is 551110202542.

It is a cyclic number.

It is not a de Polignac number, because 245202011155 - 2³ = 245202011147 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37080 + ... + 701269.

It is an arithmetic number, because the mean of its divisors is an integer number (19476934650).

Almost surely, 2^245202011155 is an apocalyptic number.

245202011155 is a deficient number, since it is larger than the sum of its proper divisors (66428943245).

245202011155 is a wasteful number, since it uses less digits than its factorization.

245202011155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742278.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 245202011155 its reverse (551110202542), we get a palindrome (796312213697).

The spelling of 245202011155 in words is "two hundred forty-five billion, two hundred two million, eleven thousand, one hundred fifty-five".