96664551 has 8 divisors (see below), whose sum is σ = 129541104. Its totient is φ = 64115520.

The previous prime is 96664543. The next prime is 96664577. The reversal of 96664551 is 15546669.

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

It is not a de Polignac number, because 96664551 - 2³ = 96664543 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96664501) 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, 81190 + ... + 82371.

It is an arithmetic number, because the mean of its divisors is an integer number (16192638).

Almost surely, 2^96664551 is an apocalyptic number.

96664551 is a deficient number, since it is larger than the sum of its proper divisors (32876553).

96664551 is a wasteful number, since it uses less digits than its factorization.

96664551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163761.

The product of its digits is 194400, while the sum is 42.

The square root of 96664551 is about 9831.8132101866. The cubic root of 96664551 is about 458.9398253190.

The spelling of 96664551 in words is "ninety-six million, six hundred sixty-four thousand, five hundred fifty-one".