97689578122 has 16 divisors (see below), whose sum is σ = 150101610912. Its totient is φ = 47658124080.

The previous prime is 97689578093. The next prime is 97689578137. The reversal of 97689578122 is 22187598679.

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, 522648 + ... + 684499.

It is an arithmetic number, because the mean of its divisors is an integer number (9381350682).

Almost surely, 2^97689578122 is an apocalyptic number.

97689578122 is a deficient number, since it is larger than the sum of its proper divisors (52412032790).

97689578122 is a wasteful number, since it uses less digits than its factorization.

97689578122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1208133.

The product of its digits is 30481920, while the sum is 64.

The spelling of 97689578122 in words is "ninety-seven billion, six hundred eighty-nine million, five hundred seventy-eight thousand, one hundred twenty-two".