245211020425 has 12 divisors (see below), whose sum is σ = 347499046336. Its totient is φ = 168144699600.

The previous prime is 245211020419. The next prime is 245211020437. The reversal of 245211020425 is 524020112542.

It is a happy number.

It is not a de Polignac number, because 245211020425 - 2⁹ = 245211019913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 245211020393 and 245211020402.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 700602741 + ... + 700603090.

Almost surely, 2^245211020425 is an apocalyptic number.

245211020425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

245211020425 is a deficient number, since it is larger than the sum of its proper divisors (102288025911).

245211020425 is a wasteful number, since it uses less digits than its factorization.

245211020425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1401205848 (or 1401205843 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 245211020425 its reverse (524020112542), we get a palindrome (769231132967).

The spelling of 245211020425 in words is "two hundred forty-five billion, two hundred eleven million, twenty thousand, four hundred twenty-five".