1636314345 has 64 divisors (see below), whose sum is σ = 3122634240. Its totient is φ = 810031104.

The previous prime is 1636314331. The next prime is 1636314349. The reversal of 1636314345 is 5434136361.

1636314345 is a `hidden beast` number, since 1 + 636 + 3 + 14 + 3 + 4 + 5 = 666.

It is not a de Polignac number, because 1636314345 - 2²³ = 1627925737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1636314349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 162652 + ... + 172418.

It is an arithmetic number, because the mean of its divisors is an integer number (48791160).

Almost surely, 2^1636314345 is an apocalyptic number.

1636314345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1636314345 is a deficient number, since it is larger than the sum of its proper divisors (1486319895).

1636314345 is a wasteful number, since it uses less digits than its factorization.

1636314345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9871 (or 9865 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 1636314345 is about 40451.3824856457. The cubic root of 1636314345 is about 1178.3896315575.

The spelling of 1636314345 in words is "one billion, six hundred thirty-six million, three hundred fourteen thousand, three hundred forty-five".