245153419985 has 8 divisors (see below), whose sum is σ = 294199862400. Its totient is φ = 196112230384.

The previous prime is 245153419967. The next prime is 245153419993. The reversal of 245153419985 is 589914351542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 245153419985 - 2¹⁸ = 245153157841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245153419985.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1209785 + ... + 1397814.

It is an arithmetic number, because the mean of its divisors is an integer number (36774982800).

Almost surely, 2^245153419985 is an apocalyptic number.

It is an amenable number.

245153419985 is a deficient number, since it is larger than the sum of its proper divisors (49046442415).

245153419985 is a wasteful number, since it uses less digits than its factorization.

245153419985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2626407.

The product of its digits is 7776000, while the sum is 56.

The spelling of 245153419985 in words is "two hundred forty-five billion, one hundred fifty-three million, four hundred nineteen thousand, nine hundred eighty-five".