28455133323 has 8 divisors (see below), whose sum is σ = 37952790336. Its totient is φ = 18963782600.

The previous prime is 28455133303. The next prime is 28455133373. The reversal of 28455133323 is 32333155482.

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 28455133323 - 2¹³ = 28455125131 is a prime.

It is a super-2 number, since 2×28455133323² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (28455133303) 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, 1566033 + ... + 1584098.

It is an arithmetic number, because the mean of its divisors is an integer number (4744098792).

Almost surely, 2^28455133323 is an apocalyptic number.

28455133323 is a deficient number, since it is larger than the sum of its proper divisors (9497657013).

28455133323 is a wasteful number, since it uses less digits than its factorization.

28455133323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3153145.

The product of its digits is 259200, while the sum is 39.

The spelling of 28455133323 in words is "twenty-eight billion, four hundred fifty-five million, one hundred thirty-three thousand, three hundred twenty-three".