3996215867673 has 16 divisors (see below), whose sum is σ = 5923474018560. Its totient is φ = 2662724515248.

The previous prime is 3996215867653. The next prime is 3996215867681. The reversal of 3996215867673 is 3767685126993.

3996215867673 is a `hidden beast` number, since 39 + 9 + 6 + 2 + 1 + 586 + 7 + 6 + 7 + 3 = 666.

It is not a de Polignac number, because 3996215867673 - 2⁵ = 3996215867641 is a prime.

It is a super-2 number, since 2×3996215867673² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3996215867653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39376065 + ... + 39477422.

It is an arithmetic number, because the mean of its divisors is an integer number (370217126160).

Almost surely, 2^{3996215867673} is an apocalyptic number.

It is an amenable number.

3996215867673 is a deficient number, since it is larger than the sum of its proper divisors (1927258150887).

3996215867673 is a wasteful number, since it uses less digits than its factorization.

3996215867673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78855373 (or 78855367 counting only the distinct ones).

The product of its digits is 617258880, while the sum is 72.

The spelling of 3996215867673 in words is "three trillion, nine hundred ninety-six billion, two hundred fifteen million, eight hundred sixty-seven thousand, six hundred seventy-three".