28376877476 has 6 divisors (see below), whose sum is σ = 49659535590. Its totient is φ = 14188438736.

The previous prime is 28376877457. The next prime is 28376877521. The reversal of 28376877476 is 67477867382.

It can be written as a sum of positive squares in only one way, i.e., 28170265600 + 206611876 = 167840^2 + 14374^2 .

It is a super-2 number, since 2×28376877476² (a number of 22 digits) contains 22 as substring.

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 as a sum of consecutive naturals, namely, 3547109681 + ... + 3547109688.

It is an arithmetic number, because the mean of its divisors is an integer number (8276589265).

Almost surely, 2^28376877476 is an apocalyptic number.

It is an amenable number.

28376877476 is a deficient number, since it is larger than the sum of its proper divisors (21282658114).

28376877476 is a wasteful number, since it uses less digits than its factorization.

28376877476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7094219373 (or 7094219371 counting only the distinct ones).

The product of its digits is 132765696, while the sum is 65.

The spelling of 28376877476 in words is "twenty-eight billion, three hundred seventy-six million, eight hundred seventy-seven thousand, four hundred seventy-six".