264231121550 has 96 divisors (see below), whose sum is σ = 567934926624. Its totient is φ = 90392576000.

The previous prime is 264231121519. The next prime is 264231121571. The reversal of 264231121550 is 55121132462.

264231121550 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×264231121550³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28428704 + ... + 28437996.

It is an arithmetic number, because the mean of its divisors is an integer number (5915988819).

Almost surely, 2^264231121550 is an apocalyptic number.

264231121550 is an abundant number, since it is smaller than the sum of its proper divisors (303703805074).

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

264231121550 is a wasteful number, since it uses less digits than its factorization.

264231121550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12374 (or 12369 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 264231121550 in words is "two hundred sixty-four billion, two hundred thirty-one million, one hundred twenty-one thousand, five hundred fifty".