3463520643 has 24 divisors (see below), whose sum is σ = 5463235440. Its totient is φ = 2096962560.

The previous prime is 3463520617. The next prime is 3463520657. The reversal of 3463520643 is 3460253643.

3463520643 is a `hidden beast` number, since 3 + 4 + 6 + 3 + 5 + 2 + 0 + 643 = 666.

It is not a de Polignac number, because 3463520643 - 2⁹ = 3463520131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3463520598 and 3463520607.

It is not an unprimeable number, because it can be changed into a prime (3463520603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82555 + ... + 117227.

It is an arithmetic number, because the mean of its divisors is an integer number (227634810).

Almost surely, 2^3463520643 is an apocalyptic number.

3463520643 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3463520643 is a deficient number, since it is larger than the sum of its proper divisors (1999714797).

3463520643 is a wasteful number, since it uses less digits than its factorization.

3463520643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35699 (or 35696 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

The square root of 3463520643 is about 58851.6834338662. The cubic root of 3463520643 is about 1513.0011570420.

It can be divided in two parts, 34635 and 20643, that added together give a triangular number (55278 = T₃₃₂).

The spelling of 3463520643 in words is "three billion, four hundred sixty-three million, five hundred twenty thousand, six hundred forty-three".