4551000155 has 24 divisors (see below), whose sum is σ = 5967981360. Its totient is φ = 3329838720.

The previous prime is 4551000109. The next prime is 4551000161. The reversal of 4551000155 is 5510001554.

It is not a de Polignac number, because 4551000155 - 2¹⁴ = 4550983771 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67400 + ... + 116810.

It is an arithmetic number, because the mean of its divisors is an integer number (248665890).

Almost surely, 2^4551000155 is an apocalyptic number.

4551000155 is a deficient number, since it is larger than the sum of its proper divisors (1416981205).

4551000155 is a wasteful number, since it uses less digits than its factorization.

4551000155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49551 (or 49538 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 26.

The square root of 4551000155 is about 67461.1010509019. The cubic root of 4551000155 is about 1657.1772022937.

The spelling of 4551000155 in words is "four billion, five hundred fifty-one million, one hundred fifty-five", and thus it is an aban number.