12077812046 has 8 divisors (see below), whose sum is σ = 18117204024. Its totient is φ = 6038744040.

The previous prime is 12077812039. The next prime is 12077812051. The reversal of 12077812046 is 64021877021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12077812046² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64436 + ... + 168248.

It is an arithmetic number, because the mean of its divisors is an integer number (2264650503).

Almost surely, 2^12077812046 is an apocalyptic number.

12077812046 is a deficient number, since it is larger than the sum of its proper divisors (6039391978).

12077812046 is a wasteful number, since it uses less digits than its factorization.

12077812046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161986.

The product of its (nonzero) digits is 37632, while the sum is 38.

The spelling of 12077812046 in words is "twelve billion, seventy-seven million, eight hundred twelve thousand, forty-six".