5916669669621 has 12 divisors (see below), whose sum is σ = 8558056215072. Its totient is φ = 3939020793576.

The previous prime is 5916669669611. The next prime is 5916669669629. The reversal of 5916669669621 is 1269669666195.

It is a happy number.

It is not a de Polignac number, because 5916669669621 - 2⁶ = 5916669669557 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5916669669621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5916669669629) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 452130831 + ... + 452143916.

It is an arithmetic number, because the mean of its divisors is an integer number (713171351256).

Almost surely, 2^{5916669669621} is an apocalyptic number.

It is an amenable number.

5916669669621 is a deficient number, since it is larger than the sum of its proper divisors (2641386545451).

5916669669621 is a wasteful number, since it uses less digits than its factorization.

5916669669621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904275480 (or 904275477 counting only the distinct ones).

The product of its digits is 340122240, while the sum is 72.

The spelling of 5916669669621 in words is "five trillion, nine hundred sixteen billion, six hundred sixty-nine million, six hundred sixty-nine thousand, six hundred twenty-one".