1634474336245 has 4 divisors (see below), whose sum is σ = 1961369203500. Its totient is φ = 1307579468992.

The previous prime is 1634474336227. The next prime is 1634474336263. The reversal of 1634474336245 is 5426334744361.

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 (1634474336227) and next prime (1634474336263).

It can be written as a sum of positive squares in 2 ways, for example, as 488424867876 + 1146049468369 = 698874^2 + 1070537^2 .

It is a cyclic number.

It is not a de Polignac number, because 1634474336245 - 2⁹ = 1634474335733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1634474336192 and 1634474336201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163447433620 + ... + 163447433629.

It is an arithmetic number, because the mean of its divisors is an integer number (490342300875).

Almost surely, 2^{1634474336245} is an apocalyptic number.

It is an amenable number.

1634474336245 is a deficient number, since it is larger than the sum of its proper divisors (326894867255).

1634474336245 is an equidigital number, since it uses as much as digits as its factorization.

1634474336245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326894867254.

The product of its digits is 17418240, while the sum is 52.

The spelling of 1634474336245 in words is "one trillion, six hundred thirty-four billion, four hundred seventy-four million, three hundred thirty-six thousand, two hundred forty-five".