264240060426 has 24 divisors (see below), whose sum is σ = 574895742564. Its totient is φ = 87714541440.

The previous prime is 264240060421. The next prime is 264240060449. The reversal of 264240060426 is 624060042462.

264240060426 is a `hidden beast` number, since 2 + 6 + 4 + 2 + 40 + 0 + 604 + 2 + 6 = 666.

264240060426 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 252822924225 + 11417136201 = 502815^2 + 106851^2 .

It is a super-2 number, since 2×264240060426² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (264240060421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30452101 + ... + 30460776.

Almost surely, 2^264240060426 is an apocalyptic number.

264240060426 is an abundant number, since it is smaller than the sum of its proper divisors (310655682138).

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

264240060426 is a wasteful number, since it uses less digits than its factorization.

264240060426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60913126 (or 60913123 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 264240060426 in words is "two hundred sixty-four billion, two hundred forty million, sixty thousand, four hundred twenty-six".