20333555034672 has 80 divisors (see below), whose sum is σ = 60319636974720. Its totient is φ = 5837384217600.

The previous prime is 20333555034647. The next prime is 20333555034673. The reversal of 20333555034672 is 27643055533302.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (20333555034673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1013424729 + ... + 1013444792.

It is an arithmetic number, because the mean of its divisors is an integer number (753995462184).

Almost surely, 2^{20333555034672} is an apocalyptic number.

20333555034672 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20333555034672 is an abundant number, since it is smaller than the sum of its proper divisors (39986081940048).

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

20333555034672 is a wasteful number, since it uses less digits than its factorization.

20333555034672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2026869562 (or 2026869556 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 48.

The spelling of 20333555034672 in words is "twenty trillion, three hundred thirty-three billion, five hundred fifty-five million, thirty-four thousand, six hundred seventy-two".