38409197733 has 8 divisors (see below), whose sum is σ = 56902515200. Its totient is φ = 25606131804.

The previous prime is 38409197713. The next prime is 38409197753. The reversal of 38409197733 is 33779190483.

It is a happy number.

38409197733 is a `hidden beast` number, since 384 + 0 + 9 + 197 + 73 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (38409197713) and next prime (38409197753).

It is not a de Polignac number, because 38409197733 - 2⁹ = 38409197221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 38409197733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38409197713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 711281413 + ... + 711281466.

It is an arithmetic number, because the mean of its divisors is an integer number (7112814400).

Almost surely, 2^38409197733 is an apocalyptic number.

It is an amenable number.

38409197733 is a deficient number, since it is larger than the sum of its proper divisors (18493317467).

38409197733 is a wasteful number, since it uses less digits than its factorization.

38409197733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1422562888 (or 1422562882 counting only the distinct ones).

The product of its (nonzero) digits is 3429216, while the sum is 54.

The spelling of 38409197733 in words is "thirty-eight billion, four hundred nine million, one hundred ninety-seven thousand, seven hundred thirty-three".