3945737017862 has 8 divisors (see below), whose sum is σ = 5921012449800. Its totient is φ = 1972066201264.

The previous prime is 3945737017853. The next prime is 3945737017867. The reversal of 3945737017862 is 2687107375493.

It is a happy number.

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

It is a super-2 number, since 2×3945737017862² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3945737017795 and 3945737017804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3945737017867) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 401147687 + ... + 401157522.

It is an arithmetic number, because the mean of its divisors is an integer number (740126556225).

It is a 1-persistent number, because it is pandigital, but 2⋅3945737017862 = 7891474035724 is not.

Almost surely, 2^{3945737017862} is an apocalyptic number.

3945737017862 is a deficient number, since it is larger than the sum of its proper divisors (1975275431938).

3945737017862 is a wasteful number, since it uses less digits than its factorization.

3945737017862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802307670.

The product of its (nonzero) digits is 53343360, while the sum is 62.

The spelling of 3945737017862 in words is "three trillion, nine hundred forty-five billion, seven hundred thirty-seven million, seventeen thousand, eight hundred sixty-two".