234364566021 has 32 divisors (see below), whose sum is σ = 339602964480. Its totient is φ = 143219793600.

The previous prime is 234364566019. The next prime is 234364566047. The reversal of 234364566021 is 120665463432.

It is a happy number.

234364566021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 234364566021 - 2¹ = 234364566019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234364566001) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 17771196 + ... + 17784378.

It is an arithmetic number, because the mean of its divisors is an integer number (10612592640).

Almost surely, 2^234364566021 is an apocalyptic number.

It is an amenable number.

234364566021 is a deficient number, since it is larger than the sum of its proper divisors (105238398459).

234364566021 is a wasteful number, since it uses less digits than its factorization.

234364566021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23297.

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 234364566021 in words is "two hundred thirty-four billion, three hundred sixty-four million, five hundred sixty-six thousand, twenty-one".