3986690501485 has 8 divisors (see below), whose sum is σ = 4785529728096. Its totient is φ = 3188351650320.

The previous prime is 3986690501461. The next prime is 3986690501489. The reversal of 3986690501485 is 5841050966893.

3986690501485 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3986690501485 - 2²⁹ = 3986153630573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3986690501489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125076331 + ... + 125108200.

It is an arithmetic number, because the mean of its divisors is an integer number (598191216012).

Almost surely, 2^{3986690501485} is an apocalyptic number.

It is an amenable number.

3986690501485 is a deficient number, since it is larger than the sum of its proper divisors (798839226611).

3986690501485 is a wasteful number, since it uses less digits than its factorization.

3986690501485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250187723.

The product of its (nonzero) digits is 55987200, while the sum is 64.

The spelling of 3986690501485 in words is "three trillion, nine hundred eighty-six billion, six hundred ninety million, five hundred one thousand, four hundred eighty-five".