273490560000 has 2640 divisors, whose sum is σ = 1312218705600. Its totient is φ = 55738368000.

The previous prime is 273490559939. The next prime is 273490560001. The reversal of 273490560000 is 65094372.

273490560000 is a `hidden beast` number, since 2 + 7 + 3 + 4 + 90 + 560 + 0 + 0 + 0 = 666.

It is a super-2 number, since 2×273490560000² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (273490560001) by changing a digit.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 14394239991 + ... + 14394240009.

It is an arithmetic number, because the mean of its divisors is an integer number (497052540).

Almost surely, 2^273490560000 is an apocalyptic number.

273490560000 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 273490560000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (656109352800).

273490560000 is an abundant number, since it is smaller than the sum of its proper divisors (1038728145600).

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

273490560000 is a wasteful number, since it uses less digits than its factorization.

273490560000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 273490560000 in words is "two hundred seventy-three billion, four hundred ninety million, five hundred sixty thousand".