264435126212043 has 10 divisors (see below), whose sum is σ = 395020373724284. Its totient is φ = 176290084141308.

The previous prime is 264435126212021. The next prime is 264435126212051. The reversal of 264435126212043 is 340212621534462.

264435126212043 is a `hidden beast` number, since 2 + 6 + 4 + 4 + 3 + 5 + 12 + 621 + 2 + 0 + 4 + 3 = 666.

It is not a de Polignac number, because 264435126212043 - 2¹⁷ = 264435126080971 is a prime.

It is a super-2 number, since 2×264435126212043² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 264435126212043.

It is not an unprimeable number, because it can be changed into a prime (264435126212143) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1632315593821 + ... + 1632315593982.

Almost surely, 2^{264435126212043} is an apocalyptic number.

264435126212043 is a deficient number, since it is larger than the sum of its proper divisors (130585247512241).

264435126212043 is an equidigital number, since it uses as much as digits as its factorization.

264435126212043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3264631187815 (or 3264631187806 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

The spelling of 264435126212043 in words is "two hundred sixty-four trillion, four hundred thirty-five billion, one hundred twenty-six million, two hundred twelve thousand, forty-three".