275127840000 has 1800 divisors, whose sum is σ = 1168231946112. Its totient is φ = 63866880000.

The previous prime is 275127839983. The next prime is 275127840049. The reversal of 275127840000 is 48721572.

It is a tau number, because it is divible by the number of its divisors (1800).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 199 ways as a sum of consecutive naturals, for example, 3875039965 + ... + 3875040035.

Almost surely, 2^275127840000 is an apocalyptic number.

275127840000 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 275127840000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (584115973056).

275127840000 is an abundant number, since it is smaller than the sum of its proper divisors (893104106112).

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

275127840000 is an equidigital number, since it uses as much as digits as its factorization.

275127840000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The spelling of 275127840000 in words is "two hundred seventy-five billion, one hundred twenty-seven million, eight hundred forty thousand".