85446064458 has 32 divisors (see below), whose sum is σ = 190033792320. Its totient is φ = 28458974160.

The previous prime is 85446064427. The next prime is 85446064469.

85446064458 is a `hidden beast` number, since 8 + 544 + 6 + 0 + 6 + 44 + 58 = 666.

85446064458 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 572788 + ... + 706383.

It is an arithmetic number, because the mean of its divisors is an integer number (5938556010).

Almost surely, 2^85446064458 is an apocalyptic number.

85446064458 is an abundant number, since it is smaller than the sum of its proper divisors (104587727862).

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

85446064458 is a wasteful number, since it uses less digits than its factorization.

85446064458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280419 (or 1280413 counting only the distinct ones).

The product of its (nonzero) digits is 14745600, while the sum is 54.

The spelling of 85446064458 in words is "eighty-five billion, four hundred forty-six million, sixty-four thousand, four hundred fifty-eight".