306542434661 has 8 divisors (see below), whose sum is σ = 307224762624. Its totient is φ = 305860218400.

The previous prime is 306542434651. The next prime is 306542434687. The reversal of 306542434661 is 166434245603.

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 306542434661 - 2³⁸ = 31664527717 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 (306542434651) 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, 8005361 + ... + 8043561.

It is an arithmetic number, because the mean of its divisors is an integer number (38403095328).

Almost surely, 2^306542434661 is an apocalyptic number.

It is an amenable number.

306542434661 is a deficient number, since it is larger than the sum of its proper divisors (682327963).

306542434661 is a wasteful number, since it uses less digits than its factorization.

306542434661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55851.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 306542434661 in words is "three hundred six billion, five hundred forty-two million, four hundred thirty-four thousand, six hundred sixty-one".