420552441144 has 96 divisors (see below), whose sum is σ = 1242801846000. Its totient is φ = 127413411840.

The previous prime is 420552441137. The next prime is 420552441163. The reversal of 420552441144 is 441144255024.

420552441144 is a `hidden beast` number, since 4 + 20 + 5 + 52 + 441 + 144 = 666.

It is a super-3 number, since 3×420552441144³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 420552441099 and 420552441108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3901282 + ... + 4007630.

Almost surely, 2^420552441144 is an apocalyptic number.

420552441144 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

420552441144 is an abundant number, since it is smaller than the sum of its proper divisors (822249404856).

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

420552441144 is a wasteful number, since it uses less digits than its factorization.

420552441144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111365 (or 111358 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 36.

Adding to 420552441144 its reverse (441144255024), we get a palindrome (861696696168).

The spelling of 420552441144 in words is "four hundred twenty billion, five hundred fifty-two million, four hundred forty-one thousand, one hundred forty-four".