264435131634212 has 48 divisors (see below), whose sum is σ = 591021314190720. Its totient is φ = 100513828934400.

The previous prime is 264435131634211. The next prime is 264435131634221. The reversal of 264435131634212 is 212436131534462.

It is not an unprimeable number, because it can be changed into a prime (264435131634211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10470177887 + ... + 10470203142.

It is an arithmetic number, because the mean of its divisors is an integer number (12312944045640).

Almost surely, 2^{264435131634212} is an apocalyptic number.

264435131634212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

264435131634212 is an abundant number, since it is smaller than the sum of its proper divisors (326586182556508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264435131634212 is a wasteful number, since it uses less digits than its factorization.

264435131634212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20940381092 (or 20940381090 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 47.

The spelling of 264435131634212 in words is "two hundred sixty-four trillion, four hundred thirty-five billion, one hundred thirty-one million, six hundred thirty-four thousand, two hundred twelve".