276552672132520 has 128 divisors (see below), whose sum is σ = 717688311436800. Its totient is φ = 93944412748800.

The previous prime is 276552672132487. The next prime is 276552672132557. The reversal of 276552672132520 is 25231276255672.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 824818510 + ... + 825153730.

It is an arithmetic number, because the mean of its divisors is an integer number (5606939933100).

Almost surely, 2^{276552672132520} is an apocalyptic number.

276552672132520 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 276552672132520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358844155718400).

276552672132520 is an abundant number, since it is smaller than the sum of its proper divisors (441135639304280).

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

276552672132520 is a wasteful number, since it uses less digits than its factorization.

276552672132520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362379 (or 362375 counting only the distinct ones).

The product of its (nonzero) digits is 21168000, while the sum is 55.

The spelling of 276552672132520 in words is "two hundred seventy-six trillion, five hundred fifty-two billion, six hundred seventy-two million, one hundred thirty-two thousand, five hundred twenty".