245630461555 has 12 divisors (see below), whose sum is σ = 308129255280. Its totient is φ = 187960698992.

The previous prime is 245630461553. The next prime is 245630461591. The reversal of 245630461555 is 555164036542.

It is not a de Polignac number, because 245630461555 - 2¹ = 245630461553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245630461553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46430335 + ... + 46435624.

It is an arithmetic number, because the mean of its divisors is an integer number (25677437940).

Almost surely, 2^245630461555 is an apocalyptic number.

245630461555 is a deficient number, since it is larger than the sum of its proper divisors (62498793725).

245630461555 is an equidigital number, since it uses as much as digits as its factorization.

245630461555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92866010 (or 92865987 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 46.

The spelling of 245630461555 in words is "two hundred forty-five billion, six hundred thirty million, four hundred sixty-one thousand, five hundred fifty-five".