39849428527125 has 64 divisors (see below), whose sum is σ = 75793617369600. Its totient is φ = 18214143667200.

The previous prime is 39849428527123. The next prime is 39849428527133. The reversal of 39849428527125 is 52172582494893.

It is not a de Polignac number, because 39849428527125 - 2¹ = 39849428527123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 39849428527125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39849428527123) 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 63 ways as a sum of consecutive naturals, for example, 16379151 + ... + 18654099.

It is an arithmetic number, because the mean of its divisors is an integer number (1184275271400).

Almost surely, 2^{39849428527125} is an apocalyptic number.

39849428527125 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

39849428527125 is a deficient number, since it is larger than the sum of its proper divisors (35944188842475).

39849428527125 is a wasteful number, since it uses less digits than its factorization.

39849428527125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2281647 (or 2281637 counting only the distinct ones).

The product of its digits is 348364800, while the sum is 69.

The spelling of 39849428527125 in words is "thirty-nine trillion, eight hundred forty-nine billion, four hundred twenty-eight million, five hundred twenty-seven thousand, one hundred twenty-five".