5351439999 has 8 divisors (see below), whose sum is σ = 7301189632. Its totient is φ = 3484658520.

The previous prime is 5351439991. The next prime is 5351440019. The reversal of 5351439999 is 9999341535.

It is a happy number.

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

It is not a de Polignac number, because 5351439999 - 2³ = 5351439991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5351439991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20741887 + ... + 20742144.

It is an arithmetic number, because the mean of its divisors is an integer number (912648704).

Almost surely, 2^5351439999 is an apocalyptic number.

5351439999 is a deficient number, since it is larger than the sum of its proper divisors (1949749633).

5351439999 is a wasteful number, since it uses less digits than its factorization.

5351439999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41484077.

The product of its digits is 5904900, while the sum is 57.

The square root of 5351439999 is about 73153.5371598667. The cubic root of 5351439999 is about 1749.1358998239.

The spelling of 5351439999 in words is "five billion, three hundred fifty-one million, four hundred thirty-nine thousand, nine hundred ninety-nine".