3957217440004 has 48 divisors (see below), whose sum is σ = 7215562816000. Its totient is φ = 1896832339200.

The previous prime is 3957217439953. The next prime is 3957217440047. The reversal of 3957217440004 is 4000447127593.

It is a super-2 number, since 2×3957217440004² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73621819 + ... + 73675549.

Almost surely, 2^{3957217440004} is an apocalyptic number.

It is an amenable number.

3957217440004 is a deficient number, since it is larger than the sum of its proper divisors (3258345375996).

3957217440004 is a wasteful number, since it uses less digits than its factorization.

3957217440004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59324 (or 59322 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 3957217440004 in words is "three trillion, nine hundred fifty-seven billion, two hundred seventeen million, four hundred forty thousand, four".