5212439694 has 96 divisors (see below), whose sum is σ = 14550923520. Its totient is φ = 1353868560.

The previous prime is 5212439693. The next prime is 5212439719. The reversal of 5212439694 is 4969342125.

5212439694 is a `hidden beast` number, since 52 + 124 + 396 + 94 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5212439693) 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 47 ways as a sum of consecutive naturals, for example, 11244 + ... + 102719.

It is an arithmetic number, because the mean of its divisors is an integer number (151572120).

Almost surely, 2^5212439694 is an apocalyptic number.

5212439694 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5212439694, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7275461760).

5212439694 is an abundant number, since it is smaller than the sum of its proper divisors (9338483826).

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

5212439694 is a wasteful number, since it uses less digits than its factorization.

5212439694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114003 (or 113986 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 5212439694 is about 72197.2277445609. The cubic root of 5212439694 is about 1733.8586168414.

The spelling of 5212439694 in words is "five billion, two hundred twelve million, four hundred thirty-nine thousand, six hundred ninety-four".