86527420091501 has 4 divisors (see below), whose sum is σ = 87569919128832. Its totient is φ = 85484921054172.

The previous prime is 86527420091477. The next prime is 86527420091503. The reversal of 86527420091501 is 10519002472568.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 86527420091501 - 2⁴⁶ = 16158675913837 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86527420091501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86527420091503) 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, 521249518541 + ... + 521249518706.

It is an arithmetic number, because the mean of its divisors is an integer number (21892479782208).

Almost surely, 2^{86527420091501} is an apocalyptic number.

It is an amenable number.

86527420091501 is a deficient number, since it is larger than the sum of its proper divisors (1042499037331).

86527420091501 is a wasteful number, since it uses less digits than its factorization.

86527420091501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042499037330.

The product of its (nonzero) digits is 1209600, while the sum is 50.

The spelling of 86527420091501 in words is "eighty-six trillion, five hundred twenty-seven billion, four hundred twenty million, ninety-one thousand, five hundred one".