5151451515 has 16 divisors (see below), whose sum is σ = 9419797248. Its totient is φ = 2354949216.

The previous prime is 5151451489. The next prime is 5151451553. The reversal of 5151451515 is 5151541515.

5151451515 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5151451515 - 2⁶ = 5151451451 is a prime.

It is a super-2 number, since 2×5151451515² = 53074905422791590450, which contains 22 as substring.

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, 24530617 + ... + 24530826.

It is an arithmetic number, because the mean of its divisors is an integer number (588737328).

Almost surely, 2^5151451515 is an apocalyptic number.

5151451515 is a deficient number, since it is larger than the sum of its proper divisors (4268345733).

5151451515 is a wasteful number, since it uses less digits than its factorization.

5151451515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49061458.

The product of its digits is 12500, while the sum is 33.

The square root of 5151451515 is about 71773.6129437553. The cubic root of 5151451515 is about 1727.0697290576.

Subtracting 5151451515 from its reverse (5151541515), we obtain a square (90000 = 300²).

The spelling of 5151451515 in words is "five billion, one hundred fifty-one million, four hundred fifty-one thousand, five hundred fifteen".