245351456625 has 64 divisors (see below), whose sum is σ = 471578754816. Its totient is φ = 111960704000.

The previous prime is 245351456617. The next prime is 245351456641. The reversal of 245351456625 is 526654153542.

It is not a de Polignac number, because 245351456625 - 2³ = 245351456617 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1679262 + ... + 1819511.

It is an arithmetic number, because the mean of its divisors is an integer number (7368418044).

Almost surely, 2^245351456625 is an apocalyptic number.

245351456625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

245351456625 is a deficient number, since it is larger than the sum of its proper divisors (226227298191).

245351456625 is a wasteful number, since it uses less digits than its factorization.

245351456625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3498819 (or 3498809 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 48.

The spelling of 245351456625 in words is "two hundred forty-five billion, three hundred fifty-one million, four hundred fifty-six thousand, six hundred twenty-five".