245124042533 has 4 divisors (see below), whose sum is σ = 248782610400. Its totient is φ = 241465474668.

The previous prime is 245124042509. The next prime is 245124042563. The reversal of 245124042533 is 335240421542.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 245124042533 - 2¹⁰ = 245124041509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 245124042493 and 245124042502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245124042563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1829283833 + ... + 1829283966.

It is an arithmetic number, because the mean of its divisors is an integer number (62195652600).

Almost surely, 2^245124042533 is an apocalyptic number.

It is an amenable number.

245124042533 is a deficient number, since it is larger than the sum of its proper divisors (3658567867).

245124042533 is an equidigital number, since it uses as much as digits as its factorization.

245124042533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3658567866.

The product of its (nonzero) digits is 115200, while the sum is 35.

The spelling of 245124042533 in words is "two hundred forty-five billion, one hundred twenty-four million, forty-two thousand, five hundred thirty-three".