12367667553661 has 16 divisors (see below), whose sum is σ = 14191965728640. Its totient is φ = 10557748512000.

The previous prime is 12367667553653. The next prime is 12367667553671. The reversal of 12367667553661 is 16635576676321.

It is a cyclic number.

It is not a de Polignac number, because 12367667553661 - 2³ = 12367667553653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12367667553593 and 12367667553602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12367667553601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21376585 + ... + 21947521.

It is an arithmetic number, because the mean of its divisors is an integer number (886997858040).

Almost surely, 2^{12367667553661} is an apocalyptic number.

It is an amenable number.

12367667553661 is a deficient number, since it is larger than the sum of its proper divisors (1824298174979).

12367667553661 is a wasteful number, since it uses less digits than its factorization.

12367667553661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583524.

The product of its digits is 171460800, while the sum is 64.

The spelling of 12367667553661 in words is "twelve trillion, three hundred sixty-seven billion, six hundred sixty-seven million, five hundred fifty-three thousand, six hundred sixty-one".