264027775240 has 16 divisors (see below), whose sum is σ = 594062494380. Its totient is φ = 105611110080.

The previous prime is 264027775211. The next prime is 264027775241. The reversal of 264027775240 is 42577720462.

It can be written as a sum of positive squares in 2 ways, for example, as 218311348644 + 45716426596 = 467238^2 + 213814^2 .

It is not an unprimeable number, because it can be changed into a prime (264027775241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3300347151 + ... + 3300347230.

Almost surely, 2^264027775240 is an apocalyptic number.

264027775240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264027775240 is an abundant number, since it is smaller than the sum of its proper divisors (330034719140).

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

264027775240 is a wasteful number, since it uses less digits than its factorization.

264027775240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6600694392 (or 6600694388 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 46.

The spelling of 264027775240 in words is "two hundred sixty-four billion, twenty-seven million, seven hundred seventy-five thousand, two hundred forty".