264248442060840 has 96 divisors (see below), whose sum is σ = 859466538328320. Its totient is φ = 70412171082624.

The previous prime is 264248442060839. The next prime is 264248442060847. The reversal of 264248442060840 is 48060244842462.

264248442060840 is a `hidden beast` number, since 2 + 6 + 4 + 2 + 4 + 8 + 4 + 4 + 20 + 608 + 4 + 0 = 666.

It is a super-2 number, since 2×264248442060840² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (264248442060847) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 281197632 + ... + 282135791.

It is an arithmetic number, because the mean of its divisors is an integer number (8952776440920).

Almost surely, 2^{264248442060840} is an apocalyptic number.

264248442060840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264248442060840 is an abundant number, since it is smaller than the sum of its proper divisors (595218096267480).

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

264248442060840 is a wasteful number, since it uses less digits than its factorization.

264248442060840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563334743 (or 563334736 counting only the distinct ones).

The product of its (nonzero) digits is 18874368, while the sum is 54.

The spelling of 264248442060840 in words is "two hundred sixty-four trillion, two hundred forty-eight billion, four hundred forty-two million, sixty thousand, eight hundred forty".