4645506331 has 4 divisors (see below), whose sum is σ = 4662038664. Its totient is φ = 4628974000.

The previous prime is 4645506323. The next prime is 4645506373. The reversal of 4645506331 is 1336055464.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4645506331 - 2³ = 4645506323 is a prime.

It is a super-2 number, since 2×4645506331² = 43161458142722163122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4645506731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8265745 + ... + 8266306.

It is an arithmetic number, because the mean of its divisors is an integer number (1165509666).

Almost surely, 2^4645506331 is an apocalyptic number.

4645506331 is a deficient number, since it is larger than the sum of its proper divisors (16532333).

4645506331 is a wasteful number, since it uses less digits than its factorization.

4645506331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16532332.

The product of its (nonzero) digits is 129600, while the sum is 37.

The square root of 4645506331 is about 68157.9513409844. The cubic root of 4645506331 is about 1668.5696970892.

The spelling of 4645506331 in words is "four billion, six hundred forty-five million, five hundred six thousand, three hundred thirty-one".