5155445415 has 32 divisors (see below), whose sum is σ = 8898745536. Its totient is φ = 2538997760.

The previous prime is 5155445413. The next prime is 5155445459. The reversal of 5155445415 is 5145445515.

It is not a de Polignac number, because 5155445415 - 2¹ = 5155445413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5155445413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 177216 + ... + 204245.

It is an arithmetic number, because the mean of its divisors is an integer number (278085798).

Almost surely, 2^5155445415 is an apocalyptic number.

5155445415 is a deficient number, since it is larger than the sum of its proper divisors (3743300121).

5155445415 is a wasteful number, since it uses less digits than its factorization.

5155445415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381539.

The product of its digits is 200000, while the sum is 39.

The square root of 5155445415 is about 71801.4304523246. The cubic root of 5155445415 is about 1727.5159438730.

It can be divided in two parts, 51554 and 45415, that added together give a palindrome (96969).

The spelling of 5155445415 in words is "five billion, one hundred fifty-five million, four hundred forty-five thousand, four hundred fifteen".