86310991326342 has 128 divisors (see below), whose sum is σ = 184218093158400. Its totient is φ = 26881974572544.

The previous prime is 86310991326317. The next prime is 86310991326347. The reversal of 86310991326342 is 24362319901368.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86310991326347) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8442819043 + ... + 8442829265.

It is an arithmetic number, because the mean of its divisors is an integer number (1439203852800).

Almost surely, 2^{86310991326342} is an apocalyptic number.

86310991326342 is an abundant number, since it is smaller than the sum of its proper divisors (97907101832058).

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

86310991326342 is a wasteful number, since it uses less digits than its factorization.

86310991326342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13522.

The product of its (nonzero) digits is 10077696, while the sum is 57.

The spelling of 86310991326342 in words is "eighty-six trillion, three hundred ten billion, nine hundred ninety-one million, three hundred twenty-six thousand, three hundred forty-two".