5151905394 has 8 divisors (see below), whose sum is σ = 10303810800. Its totient is φ = 1717301796.

The previous prime is 5151905393. The next prime is 5151905399. The reversal of 5151905394 is 4935091515.

It is a sphenic number, since it is the product of 3 distinct primes.

5151905394 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (5151905393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429325444 + ... + 429325455.

It is an arithmetic number, because the mean of its divisors is an integer number (1287976350).

Almost surely, 2^5151905394 is an apocalyptic number.

5151905394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5151905394 is a wasteful number, since it uses less digits than its factorization.

5151905394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858650904.

The product of its (nonzero) digits is 121500, while the sum is 42.

The square root of 5151905394 is about 71776.7747533978. The cubic root of 5151905394 is about 1727.1204498857.

The spelling of 5151905394 in words is "five billion, one hundred fifty-one million, nine hundred five thousand, three hundred ninety-four".