38705353531432 has 32 divisors (see below), whose sum is σ = 83146876355520. Its totient is φ = 16546642041600.

The previous prime is 38705353531417. The next prime is 38705353531531. The reversal of 38705353531432 is 23413535350783.

It is a self number, because there is not a number n which added to its sum of digits gives 38705353531432.

It is an unprimeable number.

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, 861781818 + ... + 861826729.

It is an arithmetic number, because the mean of its divisors is an integer number (2598339886110).

Almost surely, 2^{38705353531432} is an apocalyptic number.

It is an amenable number.

38705353531432 is an abundant number, since it is smaller than the sum of its proper divisors (44441522824088).

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

38705353531432 is a wasteful number, since it uses less digits than its factorization.

38705353531432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1723608961 (or 1723608957 counting only the distinct ones).

The product of its (nonzero) digits is 13608000, while the sum is 52.

The spelling of 38705353531432 in words is "thirty-eight trillion, seven hundred five billion, three hundred fifty-three million, five hundred thirty-one thousand, four hundred thirty-two".