4121555152 has 80 divisors (see below), whose sum is σ = 9684380160. Its totient is φ = 1673510400.

The previous prime is 4121555131. The next prime is 4121555189. The reversal of 4121555152 is 2515551214.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 41874 + ... + 99982.

It is an arithmetic number, because the mean of its divisors is an integer number (121054752).

Almost surely, 2^4121555152 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 4121555152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4842190080).

4121555152 is an abundant number, since it is smaller than the sum of its proper divisors (5562825008).

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

4121555152 is a wasteful number, since it uses less digits than its factorization.

4121555152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58172 (or 58166 counting only the distinct ones).

The product of its digits is 10000, while the sum is 31.

The square root of 4121555152 is about 64199.3391866303. The cubic root of 4121555152 is about 1603.3205975027.

The spelling of 4121555152 in words is "four billion, one hundred twenty-one million, five hundred fifty-five thousand, one hundred fifty-two".