93997042388 has 12 divisors (see below), whose sum is σ = 164605754880. Its totient is φ = 46966826712.

The previous prime is 93997042361. The next prime is 93997042417. The reversal of 93997042388 is 88324079939.

It is a hoax number, since the sum of its digits (62) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 93997042388.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 7916948 + ... + 7928811.

It is an arithmetic number, because the mean of its divisors is an integer number (13717146240).

Almost surely, 2^93997042388 is an apocalyptic number.

It is an amenable number.

93997042388 is a deficient number, since it is larger than the sum of its proper divisors (70608712492).

93997042388 is a wasteful number, since it uses less digits than its factorization.

93997042388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15847246 (or 15847244 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 62.

The spelling of 93997042388 in words is "ninety-three billion, nine hundred ninety-seven million, forty-two thousand, three hundred eighty-eight".