2544752155 has 8 divisors (see below), whose sum is σ = 3331311984. Its totient is φ = 1850728800.

The previous prime is 2544752153. The next prime is 2544752191. The reversal of 2544752155 is 5512574452.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2544752155 - 2¹ = 2544752153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2544752153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23134056 + ... + 23134165.

It is an arithmetic number, because the mean of its divisors is an integer number (416413998).

Almost surely, 2^2544752155 is an apocalyptic number.

2544752155 is a deficient number, since it is larger than the sum of its proper divisors (786559829).

2544752155 is a wasteful number, since it uses less digits than its factorization.

2544752155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46268237.

The product of its digits is 280000, while the sum is 40.

The square root of 2544752155 is about 50445.5365220750. The cubic root of 2544752155 is about 1365.2593629353.

The spelling of 2544752155 in words is "two billion, five hundred forty-four million, seven hundred fifty-two thousand, one hundred fifty-five".