245024214052521 has 8 divisors (see below), whose sum is σ = 345916537485984. Its totient is φ = 153740683327040.

The previous prime is 245024214052433. The next prime is 245024214052529. The reversal of 245024214052521 is 125250412420542.

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 245024214052521 - 2¹⁷ = 245024213921449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 245024214052521.

It is not an unprimeable number, because it can be changed into a prime (245024214052529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2402198176935 + ... + 2402198177036.

It is an arithmetic number, because the mean of its divisors is an integer number (43239567185748).

Almost surely, 2^{245024214052521} is an apocalyptic number.

It is an amenable number.

245024214052521 is a deficient number, since it is larger than the sum of its proper divisors (100892323433463).

245024214052521 is a wasteful number, since it uses less digits than its factorization.

245024214052521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4804396353991.

The product of its (nonzero) digits is 256000, while the sum is 39.

The spelling of 245024214052521 in words is "two hundred forty-five trillion, twenty-four billion, two hundred fourteen million, fifty-two thousand, five hundred twenty-one".