420014132420 has 12 divisors (see below), whose sum is σ = 882029678124. Its totient is φ = 168005652960.

The previous prime is 420014132399. The next prime is 420014132431. The reversal of 420014132420 is 24231410024.

It can be written as a sum of positive squares in 2 ways, for example, as 295231395904 + 124782736516 = 543352^2 + 353246^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10500353291 + ... + 10500353330.

It is an arithmetic number, because the mean of its divisors is an integer number (73502473177).

Almost surely, 2^420014132420 is an apocalyptic number.

It is an amenable number.

420014132420 is an abundant number, since it is smaller than the sum of its proper divisors (462015545704).

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

420014132420 is a wasteful number, since it uses less digits than its factorization.

420014132420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21000706630 (or 21000706628 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 420014132420 its reverse (24231410024), we get a palindrome (444245542444).

The spelling of 420014132420 in words is "four hundred twenty billion, fourteen million, one hundred thirty-two thousand, four hundred twenty".