276226381212 has 24 divisors (see below), whose sum is σ = 666753334800. Its totient is φ = 88900444416.

The previous prime is 276226381201. The next prime is 276226381213. The reversal of 276226381212 is 212183622672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276226381213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396876637 + ... + 396877332.

It is an arithmetic number, because the mean of its divisors is an integer number (27781388950).

Almost surely, 2^276226381212 is an apocalyptic number.

It is an amenable number.

276226381212 is an abundant number, since it is smaller than the sum of its proper divisors (390526953588).

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

276226381212 is a wasteful number, since it uses less digits than its factorization.

276226381212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793754005 (or 793754003 counting only the distinct ones).

The product of its digits is 193536, while the sum is 42.

The spelling of 276226381212 in words is "two hundred seventy-six billion, two hundred twenty-six million, three hundred eighty-one thousand, two hundred twelve".