97222757442 has 24 divisors (see below), whose sum is σ = 200920299408. Its totient is φ = 31362177960.

The previous prime is 97222757383. The next prime is 97222757479. The reversal of 97222757442 is 24475722279.

It is a happy 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 11 ways as a sum of consecutive naturals, for example, 8424928 + ... + 8436459.

It is an arithmetic number, because the mean of its divisors is an integer number (8371679142).

Almost surely, 2^97222757442 is an apocalyptic number.

97222757442 is an abundant number, since it is smaller than the sum of its proper divisors (103697541966).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97222757442 is a wasteful number, since it uses less digits than its factorization.

97222757442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16861454 (or 16861423 counting only the distinct ones).

The product of its digits is 3951360, while the sum is 51.

The spelling of 97222757442 in words is "ninety-seven billion, two hundred twenty-two million, seven hundred fifty-seven thousand, four hundred forty-two".