84727214040 has 256 divisors, whose sum is σ = 296806809600. Its totient is φ = 18947395584.

The previous prime is 84727214021. The next prime is 84727214071. The reversal of 84727214040 is 4041272748.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 84727214040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17048676 + ... + 17053644.

It is an arithmetic number, because the mean of its divisors is an integer number (1159401600).

Almost surely, 2^84727214040 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 84727214040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148403404800).

84727214040 is an abundant number, since it is smaller than the sum of its proper divisors (212079595560).

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

84727214040 is a wasteful number, since it uses less digits than its factorization.

84727214040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5426 (or 5422 counting only the distinct ones).

The product of its (nonzero) digits is 100352, while the sum is 39.

Adding to 84727214040 its reverse (4041272748), we get a palindrome (88768486788).

The spelling of 84727214040 in words is "eighty-four billion, seven hundred twenty-seven million, two hundred fourteen thousand, forty".