245343310155 has 40 divisors (see below), whose sum is σ = 444070584672. Its totient is φ = 129579357312.

The previous prime is 245343310129. The next prime is 245343310171. The reversal of 245343310155 is 551013343542.

245343310155 is a `hidden beast` number, since 2 + 453 + 43 + 3 + 10 + 155 = 666.

It is not a de Polignac number, because 245343310155 - 2¹¹ = 245343308107 is a prime.

It is a super-2 number, since 2×245343310155² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2898994 + ... + 2982423.

Almost surely, 2^245343310155 is an apocalyptic number.

245343310155 is a deficient number, since it is larger than the sum of its proper divisors (198727274517).

245343310155 is a wasteful number, since it uses less digits than its factorization.

245343310155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5881537 (or 5881528 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 245343310155 its reverse (551013343542), we get a palindrome (796356653697).

The spelling of 245343310155 in words is "two hundred forty-five billion, three hundred forty-three million, three hundred ten thousand, one hundred fifty-five".