2451324155 has 32 divisors (see below), whose sum is σ = 3404857344. Its totient is φ = 1659522816.

The previous prime is 2451324143. The next prime is 2451324157. The reversal of 2451324155 is 5514231542.

It is not a de Polignac number, because 2451324155 - 2⁸ = 2451323899 is a prime.

It is a super-2 number, since 2×2451324155² = 12017980225772928050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2451324157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 989999 + ... + 992471.

It is an arithmetic number, because the mean of its divisors is an integer number (106401792).

Almost surely, 2^2451324155 is an apocalyptic number.

2451324155 is a deficient number, since it is larger than the sum of its proper divisors (953533189).

2451324155 is a wasteful number, since it uses less digits than its factorization.

2451324155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2835.

The product of its digits is 24000, while the sum is 32.

The square root of 2451324155 is about 49510.8488616384. The cubic root of 2451324155 is about 1348.3425759456.

Adding to 2451324155 its reverse (5514231542), we get a palindrome (7965555697).

The spelling of 2451324155 in words is "two billion, four hundred fifty-one million, three hundred twenty-four thousand, one hundred fifty-five".