99413385490 has 16 divisors (see below), whose sum is σ = 179580910680. Its totient is φ = 39623839360.

The previous prime is 99413385481. The next prime is 99413385497. The reversal of 99413385490 is 9458331499.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 96650726769 + 2762658721 = 310887^2 + 52561^2 .

It is not an unprimeable number, because it can be changed into a prime (99413385497) 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, 17686405 + ... + 17692024.

Almost surely, 2^99413385490 is an apocalyptic number.

99413385490 is a deficient number, since it is larger than the sum of its proper divisors (80167525190).

99413385490 is a wasteful number, since it uses less digits than its factorization.

99413385490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35378717.

The product of its (nonzero) digits is 4199040, while the sum is 55.

The spelling of 99413385490 in words is "ninety-nine billion, four hundred thirteen million, three hundred eighty-five thousand, four hundred ninety".