4267551420 has 504 divisors, whose sum is σ = 15385854960. Its totient is φ = 992217600.

The previous prime is 4267551401. The next prime is 4267551427. The reversal of 4267551420 is 241557624.

It is a happy number.

4267551420 is a `hidden beast` number, since 4 + 2 + 67 + 551 + 42 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4267551427) by changing a digit.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 72331351 + ... + 72331409.

It is an arithmetic number, because the mean of its divisors is an integer number (30527490).

Almost surely, 2^4267551420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4267551420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7692927480).

4267551420 is an abundant number, since it is smaller than the sum of its proper divisors (11118303540).

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

4267551420 is a wasteful number, since it uses less digits than its factorization.

4267551420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 4267551420 is about 65326.4986050837. The cubic root of 4267551420 is about 1622.0326337482.

The spelling of 4267551420 in words is "four billion, two hundred sixty-seven million, five hundred fifty-one thousand, four hundred twenty".