451848155 has 16 divisors (see below), whose sum is σ = 591948000. Its totient is φ = 328373760.

The previous prime is 451848149. The next prime is 451848169. The reversal of 451848155 is 551848154.

451848155 = 1972² + 1973² + ... + 2081².

It is not a de Polignac number, because 451848155 - 2²⁸ = 183412699 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109571 + ... + 113619.

It is an arithmetic number, because the mean of its divisors is an integer number (36996750).

Almost surely, 2^451848155 is an apocalyptic number.

451848155 is a deficient number, since it is larger than the sum of its proper divisors (140099845).

451848155 is a wasteful number, since it uses less digits than its factorization.

451848155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6094.

The product of its digits is 128000, while the sum is 41.

The square root of 451848155 is about 21256.7202314939. The cubic root of 451848155 is about 767.3570799176.

Subtracting 451848155 from its reverse (551848154), we obtain a palindrome (99999999).

The spelling of 451848155 in words is "four hundred fifty-one million, eight hundred forty-eight thousand, one hundred fifty-five".