97228553288 has 32 divisors (see below), whose sum is σ = 193043489760. Its totient is φ = 45750769920.

The previous prime is 97228553231. The next prime is 97228553291. The reversal of 97228553288 is 88235582279.

It is a super-2 number, since 2×97228553288² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2203523 + ... + 2247213.

It is an arithmetic number, because the mean of its divisors is an integer number (6032609055).

Almost surely, 2^97228553288 is an apocalyptic number.

It is an amenable number.

97228553288 is a deficient number, since it is larger than the sum of its proper divisors (95814936472).

97228553288 is a wasteful number, since it uses less digits than its factorization.

97228553288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60077 (or 60073 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 59.

The spelling of 97228553288 in words is "ninety-seven billion, two hundred twenty-eight million, five hundred fifty-three thousand, two hundred eighty-eight".