4645136551 has 8 divisors (see below), whose sum is σ = 5117595408. Its totient is φ = 4181040000.

The previous prime is 4645136527. The next prime is 4645136569. The reversal of 4645136551 is 1556315464.

It is a happy number.

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 4645136551 - 2⁹ = 4645136039 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 (4645131551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2089410 + ... + 2091631.

It is an arithmetic number, because the mean of its divisors is an integer number (639699426).

Almost surely, 2^4645136551 is an apocalyptic number.

4645136551 is a deficient number, since it is larger than the sum of its proper divisors (472458857).

4645136551 is a wasteful number, since it uses less digits than its factorization.

4645136551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4181153.

The product of its digits is 216000, while the sum is 40.

The square root of 4645136551 is about 68155.2386174386. The cubic root of 4645136551 is about 1668.5254234744.

The spelling of 4645136551 in words is "four billion, six hundred forty-five million, one hundred thirty-six thousand, five hundred fifty-one".