12612164452 has 6 divisors (see below), whose sum is σ = 22071287798. Its totient is φ = 6306082224.

The previous prime is 12612164431. The next prime is 12612164473. The reversal of 12612164452 is 25446121621.

It is an interprime number because it is at equal distance from previous prime (12612164431) and next prime (12612164473).

It can be written as a sum of positive squares in only one way, i.e., 7232822116 + 5379342336 = 85046^2 + 73344^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1576520553 + ... + 1576520560.

Almost surely, 2^12612164452 is an apocalyptic number.

It is an amenable number.

12612164452 is a deficient number, since it is larger than the sum of its proper divisors (9459123346).

12612164452 is a wasteful number, since it uses less digits than its factorization.

12612164452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3153041117 (or 3153041115 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The spelling of 12612164452 in words is "twelve billion, six hundred twelve million, one hundred sixty-four thousand, four hundred fifty-two".