10318501990 has 16 divisors (see below), whose sum is σ = 18577382400. Its totient is φ = 4126494400.

The previous prime is 10318501981. The next prime is 10318502017. The reversal of 10318501990 is 9910581301.

It is a happy number.

10318501990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64486 + ... + 157465.

It is an arithmetic number, because the mean of its divisors is an integer number (1161086400).

Almost surely, 2^10318501990 is an apocalyptic number.

10318501990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10318501990 is a deficient number, since it is larger than the sum of its proper divisors (8258880410).

10318501990 is a wasteful number, since it uses less digits than its factorization.

10318501990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226607.

The product of its (nonzero) digits is 9720, while the sum is 37.

The spelling of 10318501990 in words is "ten billion, three hundred eighteen million, five hundred one thousand, nine hundred ninety".