97444664854 has 8 divisors (see below), whose sum is σ = 146172348000. Its totient is φ = 48720548856.

The previous prime is 97444664813. The next prime is 97444664953. The reversal of 97444664854 is 45846644479.

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

It is a junction number, because it is equal to n+sod(n) for n = 97444664792 and 97444664801.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 822414 + ... + 933409.

It is an arithmetic number, because the mean of its divisors is an integer number (18271543500).

Almost surely, 2^97444664854 is an apocalyptic number.

97444664854 is a deficient number, since it is larger than the sum of its proper divisors (48727683146).

97444664854 is a wasteful number, since it uses less digits than its factorization.

97444664854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783574.

The product of its digits is 92897280, while the sum is 61.

The spelling of 97444664854 in words is "ninety-seven billion, four hundred forty-four million, six hundred sixty-four thousand, eight hundred fifty-four".