268472019900 has 144 divisors (see below), whose sum is σ = 887920669440. Its totient is φ = 61353062400.

The previous prime is 268472019899. The next prime is 268472019917. The reversal of 268472019900 is 9910274862.

It is a self number, because there is not a number n which added to its sum of digits gives 268472019900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15134236 + ... + 15151964.

It is an arithmetic number, because the mean of its divisors is an integer number (6166115760).

Almost surely, 2^268472019900 is an apocalyptic number.

268472019900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

268472019900 is an abundant number, since it is smaller than the sum of its proper divisors (619448649540).

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

268472019900 is a wasteful number, since it uses less digits than its factorization.

268472019900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24964 (or 24957 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 48.

The spelling of 268472019900 in words is "two hundred sixty-eight billion, four hundred seventy-two million, nineteen thousand, nine hundred".