276378900320 has 24 divisors (see below), whose sum is σ = 652945152384. Its totient is φ = 110551560064.

The previous prime is 276378900173. The next prime is 276378900331. The reversal of 276378900320 is 23009873672.

It is a super-3 number, since 3×276378900320³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 863683904 + ... + 863684223.

It is an arithmetic number, because the mean of its divisors is an integer number (27206048016).

Almost surely, 2^276378900320 is an apocalyptic number.

276378900320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

276378900320 is an abundant number, since it is smaller than the sum of its proper divisors (376566252064).

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

276378900320 is a wasteful number, since it uses less digits than its factorization.

276378900320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1727368142 (or 1727368134 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 47.

The spelling of 276378900320 in words is "two hundred seventy-six billion, three hundred seventy-eight million, nine hundred thousand, three hundred twenty".