28810550674152 has 640 divisors, whose sum is σ = 91096045286400. Its totient is φ = 8497255104000.

The previous prime is 28810550674123. The next prime is 28810550674153. The reversal of 28810550674152 is 25147605501882.

28810550674152 is a `hidden beast` number, since 2 + 8 + 8 + 1 + 0 + 550 + 6 + 74 + 15 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (28810550674153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 4722263902 + ... + 4722270002.

It is an arithmetic number, because the mean of its divisors is an integer number (142337570760).

Almost surely, 2^{28810550674152} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28810550674152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45548022643200).

28810550674152 is an abundant number, since it is smaller than the sum of its proper divisors (62285494612248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28810550674152 is a wasteful number, since it uses less digits than its factorization.

28810550674152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6296 (or 6257 counting only the distinct ones).

The product of its (nonzero) digits is 5376000, while the sum is 54.

The spelling of 28810550674152 in words is "twenty-eight trillion, eight hundred ten billion, five hundred fifty million, six hundred seventy-four thousand, one hundred fifty-two".