245499448527 has 24 divisors (see below), whose sum is σ = 375917461920. Its totient is φ = 153855191040.

The previous prime is 245499448489. The next prime is 245499448531. The reversal of 245499448527 is 725844994542.

It is a happy number.

245499448527 is a `hidden beast` number, since 2 + 4 + 5 + 49 + 94 + 485 + 27 = 666.

245499448527 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-245499448527 is a prime.

It is a super-2 number, since 2×245499448527² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245499448567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 827874 + ... + 1084607.

It is an arithmetic number, because the mean of its divisors is an integer number (15663227580).

Almost surely, 2^245499448527 is an apocalyptic number.

245499448527 is a deficient number, since it is larger than the sum of its proper divisors (130418013393).

245499448527 is a wasteful number, since it uses less digits than its factorization.

245499448527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1913343 (or 1913340 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 63.

The spelling of 245499448527 in words is "two hundred forty-five billion, four hundred ninety-nine million, four hundred forty-eight thousand, five hundred twenty-seven".