99638281310 has 16 divisors (see below), whose sum is σ = 179389316736. Its totient is φ = 39846332448.

The previous prime is 99638281279. The next prime is 99638281321. The reversal of 99638281310 is 1318283699.

It is a super-2 number, since 2×99638281310² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1075817 + ... + 1164756.

It is an arithmetic number, because the mean of its divisors is an integer number (11211832296).

Almost surely, 2^99638281310 is an apocalyptic number.

99638281310 is a deficient number, since it is larger than the sum of its proper divisors (79751035426).

99638281310 is a wasteful number, since it uses less digits than its factorization.

99638281310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2245027.

The product of its (nonzero) digits is 559872, while the sum is 50.

The spelling of 99638281310 in words is "ninety-nine billion, six hundred thirty-eight million, two hundred eighty-one thousand, three hundred ten".