276664525290 has 32 divisors (see below), whose sum is σ = 737772068160. Its totient is φ = 73777206672.

The previous prime is 276664525253. The next prime is 276664525301. The reversal of 276664525290 is 92525466672.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

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, 512341444 + ... + 512341983.

It is an arithmetic number, because the mean of its divisors is an integer number (23055377130).

Almost surely, 2^276664525290 is an apocalyptic number.

276664525290 is an abundant number, since it is smaller than the sum of its proper divisors (461107542870).

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

276664525290 is a wasteful number, since it uses less digits than its factorization.

276664525290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024683443 (or 1024683437 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 54.

The spelling of 276664525290 in words is "two hundred seventy-six billion, six hundred sixty-four million, five hundred twenty-five thousand, two hundred ninety".