20473030277700 has 1152 divisors, whose sum is σ = 82388646789120. Its totient is φ = 3786260889600.

The previous prime is 20473030277641. The next prime is 20473030277737. The reversal of 20473030277700 is 777203037402.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 9553442829 + ... + 9553444971.

It is an arithmetic number, because the mean of its divisors is an integer number (71517922560).

Almost surely, 2^{20473030277700} is an apocalyptic number.

20473030277700 is a gapful number since it is divisible by the number (20) 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 20473030277700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41194323394560).

20473030277700 is an abundant number, since it is smaller than the sum of its proper divisors (61915616511420).

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

20473030277700 is a wasteful number, since it uses less digits than its factorization.

20473030277700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3317 (or 3310 counting only the distinct ones).

The product of its (nonzero) digits is 345744, while the sum is 42.

The spelling of 20473030277700 in words is "twenty trillion, four hundred seventy-three billion, thirty million, two hundred seventy-seven thousand, seven hundred".