245261136104 has 16 divisors (see below), whose sum is σ = 459875749920. Its totient is φ = 122627602800.

The previous prime is 245261136079. The next prime is 245261136119. The reversal of 245261136104 is 401631162542.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3029 + ... + 700379.

It is an arithmetic number, because the mean of its divisors is an integer number (28742234370).

Almost surely, 2^245261136104 is an apocalyptic number.

It is an amenable number.

245261136104 is a deficient number, since it is larger than the sum of its proper divisors (214614613816).

245261136104 is a wasteful number, since it uses less digits than its factorization.

245261136104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741320 (or 741316 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 245261136104 its reverse (401631162542), we get a palindrome (646892298646).

The spelling of 245261136104 in words is "two hundred forty-five billion, two hundred sixty-one million, one hundred thirty-six thousand, one hundred four".