86542155467647 has 8 divisors (see below), whose sum is σ = 94590832644432. Its totient is φ = 78523679707200.

The previous prime is 86542155467633. The next prime is 86542155467699. The reversal of 86542155467647 is 74676455124568.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86542155467647 - 2²⁷ = 86542021249919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86542155462647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7550348088 + ... + 7550359549.

It is an arithmetic number, because the mean of its divisors is an integer number (11823854080554).

Almost surely, 2^{86542155467647} is an apocalyptic number.

86542155467647 is a deficient number, since it is larger than the sum of its proper divisors (8048677176785).

86542155467647 is a wasteful number, since it uses less digits than its factorization.

86542155467647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15100708169.

The product of its digits is 1354752000, while the sum is 70.

The spelling of 86542155467647 in words is "eighty-six trillion, five hundred forty-two billion, one hundred fifty-five million, four hundred sixty-seven thousand, six hundred forty-seven".