97357285438 has 32 divisors (see below), whose sum is σ = 169951115520. Its totient is φ = 40963191360.

The previous prime is 97357285423. The next prime is 97357285477. The reversal of 97357285438 is 83458275379.

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 15 ways as a sum of consecutive naturals, for example, 551145 + ... + 706027.

It is an arithmetic number, because the mean of its divisors is an integer number (5310972360).

Almost surely, 2^97357285438 is an apocalyptic number.

97357285438 is a deficient number, since it is larger than the sum of its proper divisors (72593830082).

97357285438 is a wasteful number, since it uses less digits than its factorization.

97357285438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155712.

The product of its digits is 50803200, while the sum is 61.

The spelling of 97357285438 in words is "ninety-seven billion, three hundred fifty-seven million, two hundred eighty-five thousand, four hundred thirty-eight".