12377510128 has 20 divisors (see below), whose sum is σ = 24029118288. Its totient is φ = 6176447360.

The previous prime is 12377510111. The next prime is 12377510129. The reversal of 12377510128 is 82101577321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12377510129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 760933 + ... + 777028.

Almost surely, 2^12377510128 is an apocalyptic number.

It is an amenable number.

12377510128 is a deficient number, since it is larger than the sum of its proper divisors (11651608160).

12377510128 is a wasteful number, since it uses less digits than its factorization.

12377510128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538472 (or 1538466 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 37.

It can be divided in two parts, 123775 and 10128, that added together give a triangular number (133903 = T₅₁₇).

The spelling of 12377510128 in words is "twelve billion, three hundred seventy-seven million, five hundred ten thousand, one hundred twenty-eight".