3478530866724 has 81 divisors (see below), whose sum is σ = 9003441283473. Its totient is φ = 1132388266464.

The previous prime is 3478530866693. The next prime is 3478530866743. The reversal of 3478530866724 is 4276680358743.

The square root of 3478530866724 is 1865082.

It is a perfect power (a square), and thus also a powerful number.

3478530866724 is a `hidden beast` number, since 3 + 4 + 78 + 530 + 8 + 6 + 6 + 7 + 24 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3470836068324 + 7694798400 = 1863018^2 + 87720^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 481187542 + ... + 481194770.

Almost surely, 2^{3478530866724} is an apocalyptic number.

3478530866724 is the 1865082-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3478530866724

3478530866724 is an abundant number, since it is smaller than the sum of its proper divisors (5524910416749).

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

3478530866724 is an frugal number, since it uses more digits than its factorization.

3478530866724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14554 (or 7277 counting only the distinct ones).

The product of its (nonzero) digits is 162570240, while the sum is 63.

The spelling of 3478530866724 in words is "three trillion, four hundred seventy-eight billion, five hundred thirty million, eight hundred sixty-six thousand, seven hundred twenty-four".