4551551140 has 24 divisors (see below), whose sum is σ = 9611663040. Its totient is φ = 1810447968.

The previous prime is 4551551113. The next prime is 4551551143. The reversal of 4551551140 is 411551554.

It is not an unprimeable number, because it can be changed into a prime (4551551143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 632112 + ... + 639271.

It is an arithmetic number, because the mean of its divisors is an integer number (400485960).

Almost surely, 2^4551551140 is an apocalyptic number.

It is an amenable number.

4551551140 is an abundant number, since it is smaller than the sum of its proper divisors (5060111900).

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

4551551140 is a wasteful number, since it uses less digits than its factorization.

4551551140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271571 (or 1271569 counting only the distinct ones).

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

The square root of 4551551140 is about 67465.1846510480. The cubic root of 4551551140 is about 1657.2440771860.

The spelling of 4551551140 in words is "four billion, five hundred fifty-one million, five hundred fifty-one thousand, one hundred forty".