97549253272 has 16 divisors (see below), whose sum is σ = 182908978560. Its totient is φ = 48773525664.

The previous prime is 97549253261. The next prime is 97549253299. The reversal of 97549253272 is 27235294579.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334018 + ... + 553774.

It is an arithmetic number, because the mean of its divisors is an integer number (11431811160).

Almost surely, 2^97549253272 is an apocalyptic number.

It is an amenable number.

97549253272 is a deficient number, since it is larger than the sum of its proper divisors (85359725288).

97549253272 is a wasteful number, since it uses less digits than its factorization.

97549253272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275250 (or 275246 counting only the distinct ones).

The product of its digits is 9525600, while the sum is 55.

The spelling of 97549253272 in words is "ninety-seven billion, five hundred forty-nine million, two hundred fifty-three thousand, two hundred seventy-two".