420023504352 has 48 divisors (see below), whose sum is σ = 1104309182592. Its totient is φ = 139785932160.

The previous prime is 420023504347. The next prime is 420023504357. The reversal of 420023504352 is 253405320024.

It is an interprime number because it is at equal distance from previous prime (420023504347) and next prime (420023504357).

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420023504357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3406338 + ... + 3527489.

It is an arithmetic number, because the mean of its divisors is an integer number (23006441304).

Almost surely, 2^420023504352 is an apocalyptic number.

It is an amenable number.

420023504352 is an abundant number, since it is smaller than the sum of its proper divisors (684285678240).

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

420023504352 is a wasteful number, since it uses less digits than its factorization.

420023504352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6934471 (or 6934463 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 420023504352 its reverse (253405320024), we get a palindrome (673428824376).

The spelling of 420023504352 in words is "four hundred twenty billion, twenty-three million, five hundred four thousand, three hundred fifty-two".