420123637324 has 6 divisors (see below), whose sum is σ = 735216365324. Its totient is φ = 210061818660.

The previous prime is 420123637319. The next prime is 420123637357. The reversal of 420123637324 is 423736321024.

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 as a sum of consecutive naturals, namely, 52515454662 + ... + 52515454669.

Almost surely, 2^420123637324 is an apocalyptic number.

It is an amenable number.

420123637324 is a deficient number, since it is larger than the sum of its proper divisors (315092728000).

420123637324 is a wasteful number, since it uses less digits than its factorization.

420123637324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105030909335 (or 105030909333 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 37.

Adding to 420123637324 its reverse (423736321024), we get a palindrome (843859958348).

The spelling of 420123637324 in words is "four hundred twenty billion, one hundred twenty-three million, six hundred thirty-seven thousand, three hundred twenty-four".