12505755264746 has 4 divisors (see below), whose sum is σ = 18758632897122. Its totient is φ = 6252877632372.

The previous prime is 12505755264719. The next prime is 12505755264773. The reversal of 12505755264746 is 64746255750521.

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

It is an interprime number because it is at equal distance from previous prime (12505755264719) and next prime (12505755264773).

It can be written as a sum of positive squares in only one way, i.e., 10660127050225 + 1845628214521 = 3264985^2 + 1358539^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3126438816185 + ... + 3126438816188.

Almost surely, 2^{12505755264746} is an apocalyptic number.

12505755264746 is a deficient number, since it is larger than the sum of its proper divisors (6252877632376).

12505755264746 is an equidigital number, since it uses as much as digits as its factorization.

12505755264746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6252877632375.

The product of its (nonzero) digits is 70560000, while the sum is 59.

The spelling of 12505755264746 in words is "twelve trillion, five hundred five billion, seven hundred fifty-five million, two hundred sixty-four thousand, seven hundred forty-six".