3941116953981 has 8 divisors (see below), whose sum is σ = 5254851076320. Its totient is φ = 2627397067152.

The previous prime is 3941116953979. The next prime is 3941116954001. The reversal of 3941116953981 is 1893596111493.

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

It is not a de Polignac number, because 3941116953981 - 2¹ = 3941116953979 is a prime.

It is a super-2 number, since 2×3941116953981² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3941116953581) 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, 2895210 + ... + 4032923.

It is an arithmetic number, because the mean of its divisors is an integer number (656856384540).

Almost surely, 2^{3941116953981} is an apocalyptic number.

It is an amenable number.

3941116953981 is a deficient number, since it is larger than the sum of its proper divisors (1313734122339).

3941116953981 is a wasteful number, since it uses less digits than its factorization.

3941116953981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7117755.

The product of its digits is 6298560, while the sum is 60.

The spelling of 3941116953981 in words is "three trillion, nine hundred forty-one billion, one hundred sixteen million, nine hundred fifty-three thousand, nine hundred eighty-one".