18426085510 has 32 divisors (see below), whose sum is σ = 37992693312. Its totient is φ = 6302914560.

The previous prime is 18426085499. The next prime is 18426085537. The reversal of 18426085510 is 1558062481.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273651 + ... + 334270.

It is an arithmetic number, because the mean of its divisors is an integer number (1187271666).

Almost surely, 2^18426085510 is an apocalyptic number.

18426085510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

18426085510 is an abundant number, since it is smaller than the sum of its proper divisors (19566607802).

18426085510 is a wasteful number, since it uses less digits than its factorization.

18426085510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608368.

The product of its (nonzero) digits is 76800, while the sum is 40.

The spelling of 18426085510 in words is "eighteen billion, four hundred twenty-six million, eighty-five thousand, five hundred ten".