99910090910 has 16 divisors (see below), whose sum is σ = 205529330016. Its totient is φ = 34254888288.

The previous prime is 99910090901. The next prime is 99910090919. The reversal of 99910090910 is 1909001999.

It is an interprime number because it is at equal distance from previous prime (99910090901) and next prime (99910090919).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99910090919) 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, 713643437 + ... + 713643576.

It is an arithmetic number, because the mean of its divisors is an integer number (12845583126).

Almost surely, 2^99910090910 is an apocalyptic number.

99910090910 is an abundant number, since it is smaller than the sum of its proper divisors (105619239106).

99910090910 is a wasteful number, since it uses less digits than its factorization.

99910090910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427287027.

The product of its (nonzero) digits is 59049, while the sum is 47.

The spelling of 99910090910 in words is "ninety-nine billion, nine hundred ten million, ninety thousand, nine hundred ten".