12577457476 has 12 divisors (see below), whose sum is σ = 22032948672. Its totient is φ = 6282329288.

The previous prime is 12577457461. The next prime is 12577457509. The reversal of 12577457476 is 67475477521.

It is a happy number.

12577457476 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 1595440 + ... + 1603303.

It is an arithmetic number, because the mean of its divisors is an integer number (1836079056).

Almost surely, 2^12577457476 is an apocalyptic number.

It is an amenable number.

12577457476 is a deficient number, since it is larger than the sum of its proper divisors (9455491196).

12577457476 is a wasteful number, since it uses less digits than its factorization.

12577457476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3199730 (or 3199728 counting only the distinct ones).

The product of its digits is 11524800, while the sum is 55.

It can be divided in two parts, 125 and 77457476, that added together give a square (77457601 = 8801²).

The spelling of 12577457476 in words is "twelve billion, five hundred seventy-seven million, four hundred fifty-seven thousand, four hundred seventy-six".