20340896100 has 144 divisors (see below), whose sum is σ = 71217191808. Its totient is φ = 4375848960.

The previous prime is 20340896077. The next prime is 20340896137. The reversal of 20340896100 is 169804302.

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 47 ways as a sum of consecutive naturals, for example, 249187 + ... + 320586.

It is an arithmetic number, because the mean of its divisors is an integer number (494563832).

Almost surely, 2^20340896100 is an apocalyptic number.

20340896100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20340896100 is an abundant number, since it is smaller than the sum of its proper divisors (50876295708).

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

20340896100 is a wasteful number, since it uses less digits than its factorization.

20340896100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569814 (or 569807 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The spelling of 20340896100 in words is "twenty billion, three hundred forty million, eight hundred ninety-six thousand, one hundred".