28476340121600 has 936 divisors, whose sum is σ = 84078049316688. Its totient is φ = 9536077824000.

The previous prime is 28476340121599. The next prime is 28476340121623. The reversal of 28476340121600 is 612104367482.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 42062540462 + ... + 42062541138.

Almost surely, 2^{28476340121600} is an apocalyptic number.

28476340121600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28476340121600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42039024658344).

28476340121600 is an abundant number, since it is smaller than the sum of its proper divisors (55601709195088).

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

28476340121600 is a wasteful number, since it uses less digits than its factorization.

28476340121600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909 (or 875 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 44.

The spelling of 28476340121600 in words is "twenty-eight trillion, four hundred seventy-six billion, three hundred forty million, one hundred twenty-one thousand, six hundred".