275362872540 has 576 divisors, whose sum is σ = 935337715200. Its totient is φ = 60324397056.

The previous prime is 275362872539. The next prime is 275362872557. The reversal of 275362872540 is 45278263572.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1981027791 + ... + 1981027929.

It is an arithmetic number, because the mean of its divisors is an integer number (1623850200).

Almost surely, 2^275362872540 is an apocalyptic number.

275362872540 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 275362872540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (467668857600).

275362872540 is an abundant number, since it is smaller than the sum of its proper divisors (659974842660).

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

275362872540 is a wasteful number, since it uses less digits than its factorization.

275362872540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434 (or 425 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 51.

The spelling of 275362872540 in words is "two hundred seventy-five billion, three hundred sixty-two million, eight hundred seventy-two thousand, five hundred forty".