4051550500 has 96 divisors (see below), whose sum is σ = 9862594560. Its totient is φ = 1444953600.

The previous prime is 4051550479. The next prime is 4051550509. The reversal of 4051550500 is 50551504.

4051550500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4051550500² = 32830122908100500000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (4051550509) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148957 + ... + 174043.

It is an arithmetic number, because the mean of its divisors is an integer number (102735360).

Almost surely, 2^4051550500 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 4051550500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4931297280).

4051550500 is an abundant number, since it is smaller than the sum of its proper divisors (5811044060).

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

4051550500 is a wasteful number, since it uses less digits than its factorization.

4051550500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25142 (or 25130 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 4051550500 is about 63651.7910195778. The cubic root of 4051550500 is about 1594.1912416621.

The spelling of 4051550500 in words is "four billion, fifty-one million, five hundred fifty thousand, five hundred".