39529918093 has 4 divisors (see below), whose sum is σ = 41248610208. Its totient is φ = 37811225980.

The previous prime is 39529918061. The next prime is 39529918097. The reversal of 39529918093 is 39081992593.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 39529918093 - 2⁵ = 39529918061 is a prime.

It is a super-2 number, since 2×39529918093² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39529918097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 859346023 + ... + 859346068.

It is an arithmetic number, because the mean of its divisors is an integer number (10312152552).

Almost surely, 2^39529918093 is an apocalyptic number.

It is an amenable number.

39529918093 is a deficient number, since it is larger than the sum of its proper divisors (1718692115).

39529918093 is a wasteful number, since it uses less digits than its factorization.

39529918093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718692114.

The product of its (nonzero) digits is 4723920, while the sum is 58.

The spelling of 39529918093 in words is "thirty-nine billion, five hundred twenty-nine million, nine hundred eighteen thousand, ninety-three".