83466028800 has 2592 divisors, whose sum is σ = 418482215424. Its totient is φ = 15925248000.

The previous prime is 83466028781. The next prime is 83466028801. The reversal of 83466028800 is 882066438.

It is a happy number.

83466028800 is a `hidden beast` number, since 8 + 34 + 6 + 602 + 8 + 8 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (2592).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83466028801) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 2035756780 + ... + 2035756820.

It is an arithmetic number, because the mean of its divisors is an integer number (161451472).

Almost surely, 2^83466028800 is an apocalyptic number.

83466028800 is a gapful number since it is divisible by the number (80) 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 83466028800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209241107712).

83466028800 is an abundant number, since it is smaller than the sum of its proper divisors (335016186624).

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

83466028800 is a wasteful number, since it uses less digits than its factorization.

83466028800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The spelling of 83466028800 in words is "eighty-three billion, four hundred sixty-six million, twenty-eight thousand, eight hundred".