99537578327 has 8 divisors (see below), whose sum is σ = 108987140352. Its totient is φ = 90154798200.

The previous prime is 99537578311. The next prime is 99537578359. The reversal of 99537578327 is 72387573599.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99537578327 - 2⁴ = 99537578311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99537578027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16692353 + ... + 16698314.

It is an arithmetic number, because the mean of its divisors is an integer number (13623392544).

Almost surely, 2^99537578327 is an apocalyptic number.

99537578327 is a deficient number, since it is larger than the sum of its proper divisors (9449562025).

99537578327 is a wasteful number, since it uses less digits than its factorization.

99537578327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33390949.

The product of its digits is 100018800, while the sum is 65.

The spelling of 99537578327 in words is "ninety-nine billion, five hundred thirty-seven million, five hundred seventy-eight thousand, three hundred twenty-seven".