245043150211023 has 4 divisors (see below), whose sum is σ = 326724200281368. Its totient is φ = 163362100140680.

The previous prime is 245043150210889. The next prime is 245043150211073. The reversal of 245043150211023 is 320112051340542.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 245043150211023 - 2¹⁰ = 245043150209999 is a prime.

It is a super-2 number, since 2×245043150211023² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245043150211073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40840525035168 + ... + 40840525035173.

It is an arithmetic number, because the mean of its divisors is an integer number (81681050070342).

Almost surely, 2^{245043150211023} is an apocalyptic number.

245043150211023 is a deficient number, since it is larger than the sum of its proper divisors (81681050070345).

245043150211023 is an equidigital number, since it uses as much as digits as its factorization.

245043150211023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81681050070344.

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 245043150211023 in words is "two hundred forty-five trillion, forty-three billion, one hundred fifty million, two hundred eleven thousand, twenty-three".