12677400422507 has 4 divisors (see below), whose sum is σ = 12679517916456. Its totient is φ = 12675282928560.

The previous prime is 12677400422461. The next prime is 12677400422581. The reversal of 12677400422507 is 70522400477621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12677400422507 is a prime.

It is a super-2 number, since 2×12677400422507² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12677400422587) 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, 1058737994 + ... + 1058749967.

It is an arithmetic number, because the mean of its divisors is an integer number (3169879479114).

Almost surely, 2^{12677400422507} is an apocalyptic number.

12677400422507 is a deficient number, since it is larger than the sum of its proper divisors (2117493949).

12677400422507 is an equidigital number, since it uses as much as digits as its factorization.

12677400422507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2117493948.

The product of its (nonzero) digits is 1317120, while the sum is 47.

The spelling of 12677400422507 in words is "twelve trillion, six hundred seventy-seven billion, four hundred million, four hundred twenty-two thousand, five hundred seven".