264355503032243 has 48 divisors (see below), whose sum is σ = 335009222275584. Its totient is φ = 203917687142400.

The previous prime is 264355503032239. The next prime is 264355503032261. The reversal of 264355503032243 is 342230305553462.

It is not a de Polignac number, because 264355503032243 - 2² = 264355503032239 is a prime.

It is a super-2 number, since 2×264355503032243² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (264355503032213) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 131657771 + ... + 133650587.

It is an arithmetic number, because the mean of its divisors is an integer number (6979358797408).

Almost surely, 2^{264355503032243} is an apocalyptic number.

264355503032243 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

264355503032243 is a deficient number, since it is larger than the sum of its proper divisors (70653719243341).

264355503032243 is a wasteful number, since it uses less digits than its factorization.

264355503032243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1995732 (or 1995715 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 47.

The spelling of 264355503032243 in words is "two hundred sixty-four trillion, three hundred fifty-five billion, five hundred three million, thirty-two thousand, two hundred forty-three".