245424023647 has 8 divisors (see below), whose sum is σ = 269689572432. Its totient is φ = 221484187200.

The previous prime is 245424023627. The next prime is 245424023687. The reversal of 245424023647 is 746320424542.

245424023647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 245424023647 - 2¹⁹ = 245423499359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245424023627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81426504 + ... + 81429517.

It is an arithmetic number, because the mean of its divisors is an integer number (33711196554).

Almost surely, 2^245424023647 is an apocalyptic number.

245424023647 is a deficient number, since it is larger than the sum of its proper divisors (24265548785).

245424023647 is a wasteful number, since it uses less digits than its factorization.

245424023647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162856169.

The product of its (nonzero) digits is 1290240, while the sum is 43.

The spelling of 245424023647 in words is "two hundred forty-five billion, four hundred twenty-four million, twenty-three thousand, six hundred forty-seven".