97452178838 has 8 divisors (see below), whose sum is σ = 167060878032. Its totient is φ = 41765219496.

The previous prime is 97452178793. The next prime is 97452178843. The reversal of 97452178838 is 83887125479.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3480434945 + ... + 3480434972.

It is an arithmetic number, because the mean of its divisors is an integer number (20882609754).

Almost surely, 2^97452178838 is an apocalyptic number.

97452178838 is a deficient number, since it is larger than the sum of its proper divisors (69608699194).

97452178838 is a wasteful number, since it uses less digits than its factorization.

97452178838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6960869926.

The product of its digits is 27095040, while the sum is 62.

The spelling of 97452178838 in words is "ninety-seven billion, four hundred fifty-two million, one hundred seventy-eight thousand, eight hundred thirty-eight".