276864427903 has 12 divisors (see below), whose sum is σ = 322885333200. Its totient is φ = 237304013940.

The previous prime is 276864427897. The next prime is 276864427909. The reversal of 276864427903 is 309724468672.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is an interprime number because it is at equal distance from previous prime (276864427897) and next prime (276864427909).

It is not a de Polignac number, because 276864427903 - 2⁵ = 276864427871 is a prime.

It is a super-2 number, since 2×276864427903² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276864427909) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9730768 + ... + 9759178.

It is an arithmetic number, because the mean of its divisors is an integer number (26907111100).

Almost surely, 2^276864427903 is an apocalyptic number.

276864427903 is a deficient number, since it is larger than the sum of its proper divisors (46020905297).

276864427903 is an frugal number, since it uses more digits than its factorization.

276864427903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56843 (or 28418 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 58.

The spelling of 276864427903 in words is "two hundred seventy-six billion, eight hundred sixty-four million, four hundred twenty-seven thousand, nine hundred three".