99035918387 has 16 divisors (see below), whose sum is σ = 114946056192. Its totient is φ = 83576525760.

The previous prime is 99035918351. The next prime is 99035918453. The reversal of 99035918387 is 78381953099.

It is a happy number.

It is not a de Polignac number, because 99035918387 - 2¹⁴ = 99035902003 is a prime.

It is a super-2 number, since 2×99035918387² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99035918327) 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, 308738 + ... + 541655.

It is an arithmetic number, because the mean of its divisors is an integer number (7184128512).

Almost surely, 2^99035918387 is an apocalyptic number.

99035918387 is a deficient number, since it is larger than the sum of its proper divisors (15910137805).

99035918387 is a wasteful number, since it uses less digits than its factorization.

99035918387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850658.

The product of its (nonzero) digits is 14696640, while the sum is 62.

The spelling of 99035918387 in words is "ninety-nine billion, thirty-five million, nine hundred eighteen thousand, three hundred eighty-seven".