425253521135245 has 16 divisors (see below), whose sum is σ = 575891915771520. Its totient is φ = 298610622990400.

The previous prime is 425253521135239. The next prime is 425253521135341. The reversal of 425253521135245 is 542531125352524.

It is a happy number.

It is not a de Polignac number, because 425253521135245 - 2⁹ = 425253521134733 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133308312241 + ... + 133308315430.

It is an arithmetic number, because the mean of its divisors is an integer number (35993244735720).

Almost surely, 2^{425253521135245} is an apocalyptic number.

It is an amenable number.

425253521135245 is a deficient number, since it is larger than the sum of its proper divisors (150638394636275).

425253521135245 is a wasteful number, since it uses less digits than its factorization.

425253521135245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266616627716.

The product of its digits is 7200000, while the sum is 49.

Adding to 425253521135245 its reverse (542531125352524), we get a palindrome (967784646487769).

The spelling of 425253521135245 in words is "four hundred twenty-five trillion, two hundred fifty-three billion, five hundred twenty-one million, one hundred thirty-five thousand, two hundred forty-five".