3658516842 has 32 divisors (see below), whose sum is σ = 7705451520. Its totient is φ = 1154824560.

The previous prime is 3658516819. The next prime is 3658516871. The reversal of 3658516842 is 2486158563.

It is a happy number.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 3658516791 and 3658516800.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 332367 + ... + 343197.

It is an arithmetic number, because the mean of its divisors is an integer number (240795360).

Almost surely, 2^3658516842 is an apocalyptic number.

3658516842 is an abundant number, since it is smaller than the sum of its proper divisors (4046934678).

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

3658516842 is a wasteful number, since it uses less digits than its factorization.

3658516842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13818.

The product of its digits is 1382400, while the sum is 48.

The square root of 3658516842 is about 60485.6746841763. The cubic root of 3658516842 is about 1540.8783489356.

The spelling of 3658516842 in words is "three billion, six hundred fifty-eight million, five hundred sixteen thousand, eight hundred forty-two".