245231224533 has 12 divisors (see below), whose sum is σ = 375059520108. Its totient is φ = 153870572160.

The previous prime is 245231224531. The next prime is 245231224541. The reversal of 245231224533 is 335422132542.

245231224533 is a `hidden beast` number, since 2 + 4 + 523 + 122 + 4 + 5 + 3 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 225205295364 + 20025929169 = 474558^2 + 141513^2 .

It is not a de Polignac number, because 245231224533 - 2¹ = 245231224531 is a prime.

It is a super-2 number, since 2×245231224533² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245231224531) 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, 801409078 + ... + 801409383.

It is an arithmetic number, because the mean of its divisors is an integer number (31254960009).

Almost surely, 2^245231224533 is an apocalyptic number.

It is an amenable number.

245231224533 is a deficient number, since it is larger than the sum of its proper divisors (129828295575).

245231224533 is a wasteful number, since it uses less digits than its factorization.

245231224533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1602818484 (or 1602818481 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

The spelling of 245231224533 in words is "two hundred forty-five billion, two hundred thirty-one million, two hundred twenty-four thousand, five hundred thirty-three".