84571150451 has 4 divisors (see below), whose sum is σ = 84572108400. Its totient is φ = 84570192504.

The previous prime is 84571150441. The next prime is 84571150471. The reversal of 84571150451 is 15405117548.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84571150451 - 2⁶ = 84571150387 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84571150399 and 84571150408.

It is not an unprimeable number, because it can be changed into a prime (84571150441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331391 + ... + 528168.

It is an arithmetic number, because the mean of its divisors is an integer number (21143027100).

Almost surely, 2^84571150451 is an apocalyptic number.

84571150451 is a deficient number, since it is larger than the sum of its proper divisors (957949).

84571150451 is an equidigital number, since it uses as much as digits as its factorization.

84571150451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957948.

The product of its (nonzero) digits is 112000, while the sum is 41.

Adding to 84571150451 its reverse (15405117548), we get a palindrome (99976267999).

The spelling of 84571150451 in words is "eighty-four billion, five hundred seventy-one million, one hundred fifty thousand, four hundred fifty-one".