4140986649385 has 4 divisors (see below), whose sum is σ = 4969183979268. Its totient is φ = 3312789319504.

The previous prime is 4140986649329. The next prime is 4140986649413. The reversal of 4140986649385 is 5839466890414.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 651939975184 + 3489046674201 = 807428^2 + 1867899^2 .

It is a cyclic number.

It is not a de Polignac number, because 4140986649385 - 2¹¹ = 4140986647337 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 4140986649385.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414098664934 + ... + 414098664943.

It is an arithmetic number, because the mean of its divisors is an integer number (1242295994817).

Almost surely, 2^{4140986649385} is an apocalyptic number.

It is an amenable number.

4140986649385 is a deficient number, since it is larger than the sum of its proper divisors (828197329883).

4140986649385 is an equidigital number, since it uses as much as digits as its factorization.

4140986649385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828197329882.

The product of its (nonzero) digits is 179159040, while the sum is 67.

The spelling of 4140986649385 in words is "four trillion, one hundred forty billion, nine hundred eighty-six million, six hundred forty-nine thousand, three hundred eighty-five".