3629354685786 has 64 divisors (see below), whose sum is σ = 8330279500800. Its totient is φ = 1170073598400.

The previous prime is 3629354685779. The next prime is 3629354685793. The reversal of 3629354685786 is 6875864539263.

3629354685786 is a `hidden beast` number, since 3 + 6 + 2 + 9 + 3 + 5 + 46 + 8 + 578 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (3629354685779) and next prime (3629354685793).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2226556 + ... + 3495176.

It is an arithmetic number, because the mean of its divisors is an integer number (130160617200).

Almost surely, 2^{3629354685786} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3629354685786, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4165139750400).

3629354685786 is an abundant number, since it is smaller than the sum of its proper divisors (4700924815014).

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

3629354685786 is a wasteful number, since it uses less digits than its factorization.

3629354685786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1270372 (or 1270366 counting only the distinct ones).

The product of its digits is 1567641600, while the sum is 72.

The spelling of 3629354685786 in words is "three trillion, six hundred twenty-nine billion, three hundred fifty-four million, six hundred eighty-five thousand, seven hundred eighty-six".