38049906659 has 4 divisors (see below), whose sum is σ = 38052813120. Its totient is φ = 38047000200.

The previous prime is 38049906647. The next prime is 38049906679. The reversal of 38049906659 is 95660994083.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 38049906659 - 2²⁴ = 38033129443 is a prime.

It is a super-2 number, since 2×38049906659² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38049906598 and 38049906607.

It is not an unprimeable number, because it can be changed into a prime (38049906679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1433504 + ... + 1459805.

It is an arithmetic number, because the mean of its divisors is an integer number (9513203280).

Almost surely, 2^38049906659 is an apocalyptic number.

38049906659 is a deficient number, since it is larger than the sum of its proper divisors (2906461).

38049906659 is a wasteful number, since it uses less digits than its factorization.

38049906659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2906460.

The product of its (nonzero) digits is 12597120, while the sum is 59.

The spelling of 38049906659 in words is "thirty-eight billion, forty-nine million, nine hundred six thousand, six hundred fifty-nine".