99693349437 has 16 divisors (see below), whose sum is σ = 145093939200. Its totient is φ = 60384615600.

The previous prime is 99693349421. The next prime is 99693349439. The reversal of 99693349437 is 73494339699.

It is not a de Polignac number, because 99693349437 - 2⁴ = 99693349421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99693349439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 832989 + ... + 945122.

It is an arithmetic number, because the mean of its divisors is an integer number (9068371200).

Almost surely, 2^99693349437 is an apocalyptic number.

It is an amenable number.

99693349437 is a deficient number, since it is larger than the sum of its proper divisors (45400589763).

99693349437 is a wasteful number, since it uses less digits than its factorization.

99693349437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779824.

The product of its digits is 119042784, while the sum is 66.

The spelling of 99693349437 in words is "ninety-nine billion, six hundred ninety-three million, three hundred forty-nine thousand, four hundred thirty-seven".