99151243727 has 8 divisors (see below), whose sum is σ = 102359379072. Its totient is φ = 95943715200.

The previous prime is 99151243661. The next prime is 99151243733. The reversal of 99151243727 is 72734215199.

It is a happy number.

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 99151243727 - 2¹² = 99151239631 is a prime.

It is a super-2 number, since 2×99151243727² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99151243027) 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, 192827 + ... + 485267.

It is an arithmetic number, because the mean of its divisors is an integer number (12794922384).

Almost surely, 2^99151243727 is an apocalyptic number.

99151243727 is a deficient number, since it is larger than the sum of its proper divisors (3208135345).

99151243727 is a wasteful number, since it uses less digits than its factorization.

99151243727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303409.

The product of its digits is 952560, while the sum is 50.

The spelling of 99151243727 in words is "ninety-nine billion, one hundred fifty-one million, two hundred forty-three thousand, seven hundred twenty-seven".