3487071717408 has 48 divisors (see below), whose sum is σ = 9348319935360. Its totient is φ = 1137626232576.

The previous prime is 3487071717407. The next prime is 3487071717439. The reversal of 3487071717408 is 8047171707843.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×3487071717408² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3487071717401) 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, 386417443 + ... + 386426466.

It is an arithmetic number, because the mean of its divisors is an integer number (194756665320).

Almost surely, 2^{3487071717408} is an apocalyptic number.

It is an amenable number.

3487071717408 is an abundant number, since it is smaller than the sum of its proper divisors (5861248217952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3487071717408 is a wasteful number, since it uses less digits than its factorization.

3487071717408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772843969 (or 772843961 counting only the distinct ones).

The product of its (nonzero) digits is 7375872, while the sum is 57.

The spelling of 3487071717408 in words is "three trillion, four hundred eighty-seven billion, seventy-one million, seven hundred seventeen thousand, four hundred eight".