3940910969485 has 96 divisors (see below), whose sum is σ = 6064438325760. Its totient is φ = 2402588238336.

The previous prime is 3940910969477. The next prime is 3940910969557. The reversal of 3940910969485 is 5849690190493.

It is not a de Polignac number, because 3940910969485 - 2³ = 3940910969477 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3940910969485.

It is a congruent number.

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 95 ways as a sum of consecutive naturals, for example, 15274131 + ... + 15529999.

It is an arithmetic number, because the mean of its divisors is an integer number (63171232560).

Almost surely, 2^{3940910969485} is an apocalyptic number.

3940910969485 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3940910969485 is a deficient number, since it is larger than the sum of its proper divisors (2123527356275).

3940910969485 is a wasteful number, since it uses less digits than its factorization.

3940910969485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255995 (or 255976 counting only the distinct ones).

The product of its (nonzero) digits is 75582720, while the sum is 67.

The spelling of 3940910969485 in words is "three trillion, nine hundred forty billion, nine hundred ten million, nine hundred sixty-nine thousand, four hundred eighty-five".