276994447422 has 64 divisors (see below), whose sum is σ = 690746724864. Its totient is φ = 71940435840.

The previous prime is 276994447399. The next prime is 276994447427. The reversal of 276994447422 is 224744499672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276994447427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8223888 + ... + 8257500.

It is an arithmetic number, because the mean of its divisors is an integer number (10792917576).

Almost surely, 2^276994447422 is an apocalyptic number.

276994447422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

276994447422 is an abundant number, since it is smaller than the sum of its proper divisors (413752277442).

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

276994447422 is a wasteful number, since it uses less digits than its factorization.

276994447422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51473.

The product of its digits is 48771072, while the sum is 60.

The spelling of 276994447422 in words is "two hundred seventy-six billion, nine hundred ninety-four million, four hundred forty-seven thousand, four hundred twenty-two".