5109435942 has 16 divisors (see below), whose sum is σ = 11004939120. Its totient is φ = 1572134112.

The previous prime is 5109435889. The next prime is 5109435943. The reversal of 5109435942 is 2495349015.

It is a super-2 number, since 2×5109435942² = 52212671290802854728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5109435894 and 5109435903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5109435943) 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, 32752717 + ... + 32752872.

It is an arithmetic number, because the mean of its divisors is an integer number (687808695).

Almost surely, 2^5109435942 is an apocalyptic number.

5109435942 is an abundant number, since it is smaller than the sum of its proper divisors (5895503178).

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

5109435942 is a wasteful number, since it uses less digits than its factorization.

5109435942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65505607.

The product of its (nonzero) digits is 194400, while the sum is 42.

The square root of 5109435942 is about 71480.3185639236. The cubic root of 5109435942 is about 1722.3615413896.

The spelling of 5109435942 in words is "five billion, one hundred nine million, four hundred thirty-five thousand, nine hundred forty-two".