86674885801540 has 12 divisors (see below), whose sum is σ = 182017260183276. Its totient is φ = 34669954320608.

The previous prime is 86674885801531. The next prime is 86674885801541. The reversal of 86674885801540 is 4510858847668.

It can be written as a sum of positive squares in 2 ways, for example, as 23149108067904 + 63525777733636 = 4811352^2 + 7970306^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 86674885801540.

It is not an unprimeable number, because it can be changed into a prime (86674885801541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2166872145019 + ... + 2166872145058.

It is an arithmetic number, because the mean of its divisors is an integer number (15168105015273).

Almost surely, 2^{86674885801540} is an apocalyptic number.

It is an amenable number.

86674885801540 is an abundant number, since it is smaller than the sum of its proper divisors (95342374381736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86674885801540 is a wasteful number, since it uses less digits than its factorization.

86674885801540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4333744290086 (or 4333744290084 counting only the distinct ones).

The product of its (nonzero) digits is 412876800, while the sum is 70.

The spelling of 86674885801540 in words is "eighty-six trillion, six hundred seventy-four billion, eight hundred eighty-five million, eight hundred one thousand, five hundred forty".