273363421400 has 96 divisors (see below), whose sum is σ = 642302818560. Its totient is φ = 108188903040.

The previous prime is 273363421337. The next prime is 273363421439. The reversal of 273363421400 is 4124363372.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26424629 + ... + 26434971.

It is an arithmetic number, because the mean of its divisors is an integer number (6690654360).

Almost surely, 2^273363421400 is an apocalyptic number.

273363421400 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 273363421400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (321151409280).

273363421400 is an abundant number, since it is smaller than the sum of its proper divisors (368939397160).

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

273363421400 is a wasteful number, since it uses less digits than its factorization.

273363421400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11745 (or 11736 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 35.

Adding to 273363421400 its reverse (4124363372), we get a palindrome (277487784772).

The spelling of 273363421400 in words is "two hundred seventy-three billion, three hundred sixty-three million, four hundred twenty-one thousand, four hundred".