86446554506 has 24 divisors (see below), whose sum is σ = 140630434560. Its totient is φ = 39836259216.

The previous prime is 86446554503. The next prime is 86446554547. The reversal of 86446554506 is 60545564468.

It is a super-3 number, since 3×86446554506³ (a number of 34 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (86446554503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18455 + ... + 416213.

It is an arithmetic number, because the mean of its divisors is an integer number (5859601440).

Almost surely, 2^86446554506 is an apocalyptic number.

86446554506 is a deficient number, since it is larger than the sum of its proper divisors (54183880054).

86446554506 is a wasteful number, since it uses less digits than its factorization.

86446554506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398430 (or 398417 counting only the distinct ones).

The product of its (nonzero) digits is 13824000, while the sum is 53.

The spelling of 86446554506 in words is "eighty-six billion, four hundred forty-six million, five hundred fifty-four thousand, five hundred six".