864150104181 has 32 divisors (see below), whose sum is σ = 1418486162688. Its totient is φ = 455688898560.

The previous prime is 864150104161. The next prime is 864150104219. The reversal of 864150104181 is 181401051468.

It is not a de Polignac number, because 864150104181 - 2⁷ = 864150104053 is a prime.

It is a super-2 number, since 2×864150104181² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864150104161) 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 31 ways as a sum of consecutive naturals, for example, 549871 + ... + 1425011.

It is an arithmetic number, because the mean of its divisors is an integer number (44327692584).

Almost surely, 2^864150104181 is an apocalyptic number.

It is an amenable number.

864150104181 is a deficient number, since it is larger than the sum of its proper divisors (554336058507).

864150104181 is a wasteful number, since it uses less digits than its factorization.

864150104181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878781.

The product of its (nonzero) digits is 30720, while the sum is 39.

The spelling of 864150104181 in words is "eight hundred sixty-four billion, one hundred fifty million, one hundred four thousand, one hundred eighty-one".