5155166507 has 4 divisors (see below), whose sum is σ = 5426491080. Its totient is φ = 4883841936.

The previous prime is 5155166503. The next prime is 5155166543. The reversal of 5155166507 is 7056615515.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7056615515 = 5 ⋅1411323103.

It is a cyclic number.

It is not a de Polignac number, because 5155166507 - 2² = 5155166503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5155166501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135662258 + ... + 135662295.

It is an arithmetic number, because the mean of its divisors is an integer number (1356622770).

Almost surely, 2^5155166507 is an apocalyptic number.

5155166507 is a deficient number, since it is larger than the sum of its proper divisors (271324573).

5155166507 is a wasteful number, since it uses less digits than its factorization.

5155166507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271324572.

The product of its (nonzero) digits is 157500, while the sum is 41.

The square root of 5155166507 is about 71799.4882084824. The cubic root of 5155166507 is about 1727.4847906187.

The spelling of 5155166507 in words is "five billion, one hundred fifty-five million, one hundred sixty-six thousand, five hundred seven".