4154552020 has 24 divisors (see below), whose sum is σ = 8765916768. Its totient is φ = 1653943200.

The previous prime is 4154552009. The next prime is 4154552029. The reversal of 4154552020 is 202554514.

It is a self number, because there is not a number n which added to its sum of digits gives 4154552020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4154552029) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 488026 + ... + 496465.

It is an arithmetic number, because the mean of its divisors is an integer number (365246532).

Almost surely, 2^4154552020 is an apocalyptic number.

It is an amenable number.

4154552020 is an abundant number, since it is smaller than the sum of its proper divisors (4611364748).

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

4154552020 is a wasteful number, since it uses less digits than its factorization.

4154552020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984711 (or 984709 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 4154552020 is about 64455.8144778266. The cubic root of 4154552020 is about 1607.5879187321.

The spelling of 4154552020 in words is "four billion, one hundred fifty-four million, five hundred fifty-two thousand, twenty".