14819557900 has 144 divisors (see below), whose sum is σ = 39650337216. Its totient is φ = 4691681280.

The previous prime is 14819557891. The next prime is 14819557903. The reversal of 14819557900 is 975591841.

It is not an unprimeable number, because it can be changed into a prime (14819557903) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 618952 + ... + 642448.

It is an arithmetic number, because the mean of its divisors is an integer number (275349564).

Almost surely, 2^14819557900 is an apocalyptic number.

14819557900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14819557900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19825168608).

14819557900 is an abundant number, since it is smaller than the sum of its proper divisors (24830779316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14819557900 is a wasteful number, since it uses less digits than its factorization.

14819557900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23588 (or 23581 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 49.

The spelling of 14819557900 in words is "fourteen billion, eight hundred nineteen million, five hundred fifty-seven thousand, nine hundred".