3945748048126 has 8 divisors (see below), whose sum is σ = 6175953466704. Its totient is φ = 1887096892560.

The previous prime is 3945748048117. The next prime is 3945748048139. The reversal of 3945748048126 is 6218408475493.

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

It is a super-2 number, since 2×3945748048126² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42888565695 + ... + 42888565786.

It is an arithmetic number, because the mean of its divisors is an integer number (771994183338).

It is a 1-persistent number, because it is pandigital, but 2⋅3945748048126 = 7891496096252 is not.

Almost surely, 2^{3945748048126} is an apocalyptic number.

3945748048126 is a deficient number, since it is larger than the sum of its proper divisors (2230205418578).

3945748048126 is a wasteful number, since it uses less digits than its factorization.

3945748048126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85777131506.

The product of its (nonzero) digits is 46448640, while the sum is 61.

The spelling of 3945748048126 in words is "three trillion, nine hundred forty-five billion, seven hundred forty-eight million, forty-eight thousand, one hundred twenty-six".