12146577052 has 6 divisors (see below), whose sum is σ = 21256509848. Its totient is φ = 6073288524.

The previous prime is 12146577049. The next prime is 12146577059. The reversal of 12146577052 is 25077564121.

It is a junction number, because it is equal to n+sod(n) for n = 12146576996 and 12146577014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12146577059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1518322128 + ... + 1518322135.

Almost surely, 2^12146577052 is an apocalyptic number.

It is an amenable number.

12146577052 is a deficient number, since it is larger than the sum of its proper divisors (9109932796).

12146577052 is a wasteful number, since it uses less digits than its factorization.

12146577052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3036644267 (or 3036644265 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 40.

The spelling of 12146577052 in words is "twelve billion, one hundred forty-six million, five hundred seventy-seven thousand, fifty-two".