3506454661 has 8 divisors (see below), whose sum is σ = 3515814720. Its totient is φ = 3497107392.

The previous prime is 3506454631. The next prime is 3506454701. The reversal of 3506454661 is 1664546053.

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

It is a cyclic number.

It is not a de Polignac number, because 3506454661 - 2²⁵ = 3472900229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3506454631) 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, 779926 + ... + 784408.

It is an arithmetic number, because the mean of its divisors is an integer number (439476840).

Almost surely, 2^3506454661 is an apocalyptic number.

It is an amenable number.

3506454661 is a deficient number, since it is larger than the sum of its proper divisors (9360059).

3506454661 is a wasteful number, since it uses less digits than its factorization.

3506454661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6395.

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 3506454661 is about 59215.3245452560. The cubic root of 3506454661 is about 1519.2272533638.

The spelling of 3506454661 in words is "three billion, five hundred six million, four hundred fifty-four thousand, six hundred sixty-one".