5335646642 has 8 divisors (see below), whose sum is σ = 8219780076. Its totient is φ = 2595719952.

The previous prime is 5335646629. The next prime is 5335646653. The reversal of 5335646642 is 2466465335.

It can be written as a sum of positive squares in 2 ways, for example, as 5004006121 + 331640521 = 70739^2 + 18211^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 5335646593 and 5335646602.

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, 36051593 + ... + 36051740.

Almost surely, 2^5335646642 is an apocalyptic number.

5335646642 is a deficient number, since it is larger than the sum of its proper divisors (2884133434).

5335646642 is a wasteful number, since it uses less digits than its factorization.

5335646642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72103372.

The product of its digits is 1555200, while the sum is 44.

The square root of 5335646642 is about 73045.5107587044. The cubic root of 5335646642 is about 1747.4135006164.

The spelling of 5335646642 in words is "five billion, three hundred thirty-five million, six hundred forty-six thousand, six hundred forty-two".