245650144553 has 8 divisors (see below), whose sum is σ = 269909905440. Its totient is φ = 221711705280.

The previous prime is 245650144543. The next prime is 245650144567. The reversal of 245650144553 is 355441056542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245650144553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245650144543) 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, 80328800 + ... + 80331857.

It is an arithmetic number, because the mean of its divisors is an integer number (33738738180).

Almost surely, 2^245650144553 is an apocalyptic number.

It is an amenable number.

245650144553 is a deficient number, since it is larger than the sum of its proper divisors (24259760887).

245650144553 is a wasteful number, since it uses less digits than its factorization.

245650144553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160660807.

The product of its (nonzero) digits is 1440000, while the sum is 44.

The spelling of 245650144553 in words is "two hundred forty-five billion, six hundred fifty million, one hundred forty-four thousand, five hundred fifty-three".