245155525254 has 48 divisors (see below), whose sum is σ = 531986214240. Its totient is φ = 81593084160.

The previous prime is 245155525249. The next prime is 245155525289. The reversal of 245155525254 is 452525551542.

245155525254 is a `hidden beast` number, since 2 + 4 + 51 + 55 + 525 + 25 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66670864 + ... + 66674540.

It is an arithmetic number, because the mean of its divisors is an integer number (11083046130).

Almost surely, 2^245155525254 is an apocalyptic number.

245155525254 is an abundant number, since it is smaller than the sum of its proper divisors (286830688986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245155525254 is a wasteful number, since it uses less digits than its factorization.

245155525254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8365 (or 8362 counting only the distinct ones).

The product of its digits is 2000000, while the sum is 45.

The spelling of 245155525254 in words is "two hundred forty-five billion, one hundred fifty-five million, five hundred twenty-five thousand, two hundred fifty-four".