864116547490 has 16 divisors (see below), whose sum is σ = 1777611183552. Its totient is φ = 296268530544.

The previous prime is 864116547439. The next prime is 864116547493. The reversal of 864116547490 is 94745611468.

It is not an unprimeable number, because it can be changed into a prime (864116547493) 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 7 ways as a sum of consecutive naturals, for example, 6172260984 + ... + 6172261123.

It is an arithmetic number, because the mean of its divisors is an integer number (111100698972).

Almost surely, 2^864116547490 is an apocalyptic number.

864116547490 is an abundant number, since it is smaller than the sum of its proper divisors (913494636062).

864116547490 is a wasteful number, since it uses less digits than its factorization.

864116547490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12344522121.

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 864116547490 in words is "eight hundred sixty-four billion, one hundred sixteen million, five hundred forty-seven thousand, four hundred ninety".