245641601633 has 8 divisors (see below), whose sum is σ = 248209367328. Its totient is φ = 243086772384.

The previous prime is 245641601599. The next prime is 245641601663. The reversal of 245641601633 is 336106146542.

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 245641601633 - 2²⁰ = 245640553057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (245641601663) 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, 3195935 + ... + 3271892.

It is an arithmetic number, because the mean of its divisors is an integer number (31026170916).

Almost surely, 2^245641601633 is an apocalyptic number.

It is an amenable number.

245641601633 is a deficient number, since it is larger than the sum of its proper divisors (2567765695).

245641601633 is a wasteful number, since it uses less digits than its factorization.

245641601633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6468223.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 245641601633 in words is "two hundred forty-five billion, six hundred forty-one million, six hundred one thousand, six hundred thirty-three".