86541587151656 has 32 divisors (see below), whose sum is σ = 199711354967040. Its totient is φ = 34236232279488.

The previous prime is 86541587151637. The next prime is 86541587151667. The reversal of 86541587151656 is 65615178514568.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59437902536 + ... + 59437903991.

It is an arithmetic number, because the mean of its divisors is an integer number (6240979842720).

Almost surely, 2^{86541587151656} is an apocalyptic number.

It is an amenable number.

86541587151656 is an abundant number, since it is smaller than the sum of its proper divisors (113169767815384).

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

86541587151656 is a wasteful number, since it uses less digits than its factorization.

86541587151656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118875806553 (or 118875806549 counting only the distinct ones).

The product of its digits is 241920000, while the sum is 68.

The spelling of 86541587151656 in words is "eighty-six trillion, five hundred forty-one billion, five hundred eighty-seven million, one hundred fifty-one thousand, six hundred fifty-six".