84401330051 has 4 divisors (see below), whose sum is σ = 84507229632. Its totient is φ = 84295430472.

The previous prime is 84401329963. The next prime is 84401330053. The reversal of 84401330051 is 15003310448.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84401330051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84401329996 and 84401330023.

It is not an unprimeable number, because it can be changed into a prime (84401330053) 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, 52948595 + ... + 52950188.

It is an arithmetic number, because the mean of its divisors is an integer number (21126807408).

Almost surely, 2^84401330051 is an apocalyptic number.

84401330051 is a deficient number, since it is larger than the sum of its proper divisors (105899581).

84401330051 is a wasteful number, since it uses less digits than its factorization.

84401330051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105899580.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 84401330051 its reverse (15003310448), we get a palindrome (99404640499).

The spelling of 84401330051 in words is "eighty-four billion, four hundred one million, three hundred thirty thousand, fifty-one".