420146236323 has 48 divisors (see below), whose sum is σ = 665208741600. Its totient is φ = 253419724800.

The previous prime is 420146236303. The next prime is 420146236327. The reversal of 420146236323 is 323632641024.

420146236323 is a `hidden beast` number, since 4 + 2 + 0 + 1 + 4 + 623 + 6 + 3 + 23 = 666.

It is not a de Polignac number, because 420146236323 - 2⁶ = 420146236259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (420146236327) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 79555443 + ... + 79560723.

It is an arithmetic number, because the mean of its divisors is an integer number (13858515450).

Almost surely, 2^420146236323 is an apocalyptic number.

420146236323 is a deficient number, since it is larger than the sum of its proper divisors (245062505277).

420146236323 is a wasteful number, since it uses less digits than its factorization.

420146236323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8980 (or 8977 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

Adding to 420146236323 its reverse (323632641024), we get a palindrome (743778877347).

The spelling of 420146236323 in words is "four hundred twenty billion, one hundred forty-six million, two hundred thirty-six thousand, three hundred twenty-three".