86153430004821 has 24 divisors (see below), whose sum is σ = 134828350113600. Its totient is φ = 52799913323136.

The previous prime is 86153430004813. The next prime is 86153430004843. The reversal of 86153430004821 is 12840003435168.

86153430004821 is a `hidden beast` number, since 8 + 6 + 1 + 534 + 30 + 0 + 0 + 4 + 82 + 1 = 666.

It is not a de Polignac number, because 86153430004821 - 2³ = 86153430004813 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86153430004871) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6547601721 + ... + 6547614878.

It is an arithmetic number, because the mean of its divisors is an integer number (5617847921400).

Almost surely, 2^{86153430004821} is an apocalyptic number.

It is an amenable number.

86153430004821 is a deficient number, since it is larger than the sum of its proper divisors (48674920108779).

86153430004821 is a wasteful number, since it uses less digits than its factorization.

86153430004821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13095216665 (or 13095216662 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

Adding to 86153430004821 its reverse (12840003435168), we get a palindrome (98993433439989).

The spelling of 86153430004821 in words is "eighty-six trillion, one hundred fifty-three billion, four hundred thirty million, four thousand, eight hundred twenty-one".