4050155520 has 480 divisors, whose sum is σ = 15340525200. Its totient is φ = 1019215872.

The previous prime is 4050155519. The next prime is 4050155563. The reversal of 4050155520 is 255510504.

4050155520 is a `hidden beast` number, since 40 + 50 + 1 + 55 + 520 = 666.

It is a tau number, because it is divible by the number of its divisors (480).

It is a super-3 number, since 3×4050155520³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 15759232 + ... + 15759488.

Almost surely, 2^4050155520 is an apocalyptic number.

4050155520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4050155520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7670262600).

4050155520 is an abundant number, since it is smaller than the sum of its proper divisors (11290369680).

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

4050155520 is a wasteful number, since it uses less digits than its factorization.

4050155520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315 (or 286 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 27.

The square root of 4050155520 is about 63640.8321755773. The cubic root of 4050155520 is about 1594.0082565573.

The spelling of 4050155520 in words is "four billion, fifty million, one hundred fifty-five thousand, five hundred twenty".