5155028945 has 12 divisors (see below), whose sum is σ = 6799526580. Its totient is φ = 3749111520.

The previous prime is 5155028929. The next prime is 5155028953. The reversal of 5155028945 is 5498205515.

It can be written as a sum of positive squares in 2 ways, for example, as 1218219409 + 3936809536 = 34903^2 + 62744^2 .

It is not a de Polignac number, because 5155028945 - 2⁴ = 5155028929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5155028896 and 5155028905.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 4259750 + ... + 4260959.

It is an arithmetic number, because the mean of its divisors is an integer number (566627215).

Almost surely, 2^5155028945 is an apocalyptic number.

5155028945 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5155028945 is a deficient number, since it is larger than the sum of its proper divisors (1644497635).

5155028945 is a wasteful number, since it uses less digits than its factorization.

5155028945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8520736 (or 8520725 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 44.

The square root of 5155028945 is about 71798.5302426171. The cubic root of 5155028945 is about 1727.4694249089.

The spelling of 5155028945 in words is "five billion, one hundred fifty-five million, twenty-eight thousand, nine hundred forty-five".