273975628920 has 256 divisors, whose sum is σ = 980660736000. Its totient is φ = 59908294656.

The previous prime is 273975628799. The next prime is 273975628999. The reversal of 273975628920 is 29826579372.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2603649 + ... + 2706831.

It is an arithmetic number, because the mean of its divisors is an integer number (3830706000).

Almost surely, 2^273975628920 is an apocalyptic number.

273975628920 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 273975628920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (490330368000).

273975628920 is an abundant number, since it is smaller than the sum of its proper divisors (706685107080).

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

273975628920 is a wasteful number, since it uses less digits than its factorization.

273975628920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103342 (or 103338 counting only the distinct ones).

The product of its (nonzero) digits is 22861440, while the sum is 60.

The spelling of 273975628920 in words is "two hundred seventy-three billion, nine hundred seventy-five million, six hundred twenty-eight thousand, nine hundred twenty".