276438812650 has 384 divisors, whose sum is σ = 724228646400. Its totient is φ = 75711283200.

The previous prime is 276438812641. The next prime is 276438812687. The reversal of 276438812650 is 56218834672.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 105954546 + ... + 105957154.

It is an arithmetic number, because the mean of its divisors is an integer number (1886012100).

Almost surely, 2^276438812650 is an apocalyptic number.

276438812650 is an abundant number, since it is smaller than the sum of its proper divisors (447789833750).

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

276438812650 is a wasteful number, since it uses less digits than its factorization.

276438812650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2754 (or 2749 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 52.

The spelling of 276438812650 in words is "two hundred seventy-six billion, four hundred thirty-eight million, eight hundred twelve thousand, six hundred fifty".