3901866136652 has 12 divisors (see below), whose sum is σ = 7449017170056. Its totient is φ = 1773575516640.

The previous prime is 3901866136631. The next prime is 3901866136657. The reversal of 3901866136652 is 2566316681093.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3901866136657) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 44339387873 + ... + 44339387960.

It is an arithmetic number, because the mean of its divisors is an integer number (620751430838).

Almost surely, 2^{3901866136652} is an apocalyptic number.

It is an amenable number.

3901866136652 is a deficient number, since it is larger than the sum of its proper divisors (3547151033404).

3901866136652 is a wasteful number, since it uses less digits than its factorization.

3901866136652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88678775848 (or 88678775846 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 56.

The spelling of 3901866136652 in words is "three trillion, nine hundred one billion, eight hundred sixty-six million, one hundred thirty-six thousand, six hundred fifty-two".