264331642554011 has 8 divisors (see below), whose sum is σ = 279352375444800. Its totient is φ = 249421763781000.

The previous prime is 264331642553983. The next prime is 264331642554037. The reversal of 264331642554011 is 110455246133462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 264331642554011 - 2¹⁸ = 264331642291867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264331642550011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27713524541 + ... + 27713534078.

It is an arithmetic number, because the mean of its divisors is an integer number (34919046930600).

Almost surely, 2^{264331642554011} is an apocalyptic number.

264331642554011 is a deficient number, since it is larger than the sum of its proper divisors (15020732890789).

264331642554011 is a wasteful number, since it uses less digits than its factorization.

264331642554011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55427058889.

The product of its (nonzero) digits is 2073600, while the sum is 47.

Adding to 264331642554011 its reverse (110455246133462), we get a palindrome (374786888687473).

The spelling of 264331642554011 in words is "two hundred sixty-four trillion, three hundred thirty-one billion, six hundred forty-two million, five hundred fifty-four thousand, eleven".