264424215552 has 176 divisors, whose sum is σ = 840492828672. Its totient is φ = 72264867840.

The previous prime is 264424215547. The next prime is 264424215553. The reversal of 264424215552 is 255512424462.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264424215553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227277 + ... + 761907.

Almost surely, 2^264424215552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264424215552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (420246414336).

264424215552 is an abundant number, since it is smaller than the sum of its proper divisors (576068613120).

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

264424215552 is a wasteful number, since it uses less digits than its factorization.

264424215552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534684 (or 534666 counting only the distinct ones).

The product of its digits is 768000, while the sum is 42.

The spelling of 264424215552 in words is "two hundred sixty-four billion, four hundred twenty-four million, two hundred fifteen thousand, five hundred fifty-two".