276390046318 has 4 divisors (see below), whose sum is σ = 414585069480. Its totient is φ = 138195023158.

The previous prime is 276390046267. The next prime is 276390046319. The reversal of 276390046318 is 813640093672.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276390046319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69097511578 + ... + 69097511581.

It is an arithmetic number, because the mean of its divisors is an integer number (103646267370).

Almost surely, 2^276390046318 is an apocalyptic number.

276390046318 is a deficient number, since it is larger than the sum of its proper divisors (138195023162).

276390046318 is a wasteful number, since it uses less digits than its factorization.

276390046318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138195023161.

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 276390046318 in words is "two hundred seventy-six billion, three hundred ninety million, forty-six thousand, three hundred eighteen".