4123432342020 has 48 divisors (see below), whose sum is σ = 11653513478208. Its totient is φ = 1089305489280.

The previous prime is 4123432341991. The next prime is 4123432342039. The reversal of 4123432342020 is 202432343214.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321133171 + ... + 321146010.

It is an arithmetic number, because the mean of its divisors is an integer number (242781530796).

Almost surely, 2^{4123432342020} is an apocalyptic number.

It is an amenable number.

4123432342020 is an abundant number, since it is smaller than the sum of its proper divisors (7530081136188).

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

4123432342020 is a wasteful number, since it uses less digits than its factorization.

4123432342020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642279300 (or 642279298 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 4123432342020 its reverse (202432343214), we get a palindrome (4325864685234).

The spelling of 4123432342020 in words is "four trillion, one hundred twenty-three billion, four hundred thirty-two million, three hundred forty-two thousand, twenty".