86554945446 has 32 divisors (see below), whose sum is σ = 173663474688. Its totient is φ = 28759460160.

The previous prime is 86554945441. The next prime is 86554945457. The reversal of 86554945446 is 64454945568.

It is a happy number.

It is a super-2 number, since 2×86554945446² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 86554945446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86554945441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5367031 + ... + 5383133.

It is an arithmetic number, because the mean of its divisors is an integer number (5426983584).

Almost surely, 2^86554945446 is an apocalyptic number.

86554945446 is an abundant number, since it is smaller than the sum of its proper divisors (87108529242).

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

86554945446 is a wasteful number, since it uses less digits than its factorization.

86554945446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18916.

The product of its digits is 82944000, while the sum is 60.

The spelling of 86554945446 in words is "eighty-six billion, five hundred fifty-four million, nine hundred forty-five thousand, four hundred forty-six".