2633172645 has 8 divisors (see below), whose sum is σ = 4213076256. Its totient is φ = 1404358736.

The previous prime is 2633172617. The next prime is 2633172671. The reversal of 2633172645 is 5462713362.

2633172645 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 2633172645 - 2⁵ = 2633172613 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87772407 + ... + 87772436.

It is an arithmetic number, because the mean of its divisors is an integer number (526634532).

Almost surely, 2^2633172645 is an apocalyptic number.

It is an amenable number.

2633172645 is a deficient number, since it is larger than the sum of its proper divisors (1579903611).

2633172645 is a wasteful number, since it uses less digits than its factorization.

2633172645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175544851.

The product of its digits is 181440, while the sum is 39.

The square root of 2633172645 is about 51314.4486962493. The cubic root of 2633172645 is about 1380.8922055455.

The spelling of 2633172645 in words is "two billion, six hundred thirty-three million, one hundred seventy-two thousand, six hundred forty-five".