276378873672 has 64 divisors (see below), whose sum is σ = 765010771200. Its totient is φ = 82501151040.

The previous prime is 276378873653. The next prime is 276378873677.

276378873672 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×276378873672³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is not an unprimeable number, because it can be changed into a prime (276378873677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7794922 + ... + 7830297.

It is an arithmetic number, because the mean of its divisors is an integer number (11953293300).

Almost surely, 2^276378873672 is an apocalyptic number.

276378873672 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

276378873672 is an abundant number, since it is smaller than the sum of its proper divisors (488631897528).

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

276378873672 is a wasteful number, since it uses less digits than its factorization.

276378873672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15625306 (or 15625302 counting only the distinct ones).

The product of its digits is 199148544, while the sum is 66.

The spelling of 276378873672 in words is "two hundred seventy-six billion, three hundred seventy-eight million, eight hundred seventy-three thousand, six hundred seventy-two".