426043042155 has 48 divisors (see below), whose sum is σ = 758594422560. Its totient is φ = 221034852864.

The previous prime is 426043042141. The next prime is 426043042207. The reversal of 426043042155 is 551240340624.

426043042155 is a `hidden beast` number, since 4 + 2 + 6 + 0 + 430 + 4 + 215 + 5 = 666.

It is not a de Polignac number, because 426043042155 - 2⁶ = 426043042091 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8648424 + ... + 8697546.

It is an arithmetic number, because the mean of its divisors is an integer number (15804050470).

Almost surely, 2^426043042155 is an apocalyptic number.

426043042155 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

426043042155 is a deficient number, since it is larger than the sum of its proper divisors (332551380405).

426043042155 is a wasteful number, since it uses less digits than its factorization.

426043042155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54380 (or 54377 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 426043042155 its reverse (551240340624), we get a palindrome (977283382779).

The spelling of 426043042155 in words is "four hundred twenty-six billion, forty-three million, forty-two thousand, one hundred fifty-five".