245553022135225 has 36 divisors (see below), whose sum is σ = 372839690787600. Its totient is φ = 159517151206560.

The previous prime is 245553022135217. The next prime is 245553022135237. The reversal of 245553022135225 is 522531220355542.

It is not a de Polignac number, because 245553022135225 - 2³ = 245553022135217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5275014795 + ... + 5275061344.

Almost surely, 2^{245553022135225} is an apocalyptic number.

245553022135225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

245553022135225 is a deficient number, since it is larger than the sum of its proper divisors (127286668652375).

245553022135225 is a wasteful number, since it uses less digits than its factorization.

245553022135225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10550076182 (or 10550076170 counting only the distinct ones).

The product of its (nonzero) digits is 3600000, while the sum is 46.

The spelling of 245553022135225 in words is "two hundred forty-five trillion, five hundred fifty-three billion, twenty-two million, one hundred thirty-five thousand, two hundred twenty-five".