5151230556 has 12 divisors (see below), whose sum is σ = 12019537992. Its totient is φ = 1717076848.

The previous prime is 5151230549. The next prime is 5151230561. The reversal of 5151230556 is 6550321515.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214634595 + ... + 214634618.

It is an arithmetic number, because the mean of its divisors is an integer number (1001628166).

Almost surely, 2^5151230556 is an apocalyptic number.

It is an amenable number.

5151230556 is an abundant number, since it is smaller than the sum of its proper divisors (6868307436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5151230556 is a wasteful number, since it uses less digits than its factorization.

5151230556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429269220 (or 429269218 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The square root of 5151230556 is about 71772.0736498535. The cubic root of 5151230556 is about 1727.0450358842.

The spelling of 5151230556 in words is "five billion, one hundred fifty-one million, two hundred thirty thousand, five hundred fifty-six".