4815945651 has 8 divisors (see below), whose sum is σ = 7005011904. Its totient is φ = 2918754920.

The previous prime is 4815945611. The next prime is 4815945653. The reversal of 4815945651 is 1565495184.

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 4815945651 - 2¹⁷ = 4815814579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4815945651.

It is not an unprimeable number, because it can be changed into a prime (4815945653) 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, 72968841 + ... + 72968906.

It is an arithmetic number, because the mean of its divisors is an integer number (875626488).

Almost surely, 2^4815945651 is an apocalyptic number.

4815945651 is a deficient number, since it is larger than the sum of its proper divisors (2189066253).

4815945651 is a wasteful number, since it uses less digits than its factorization.

4815945651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145937761.

The product of its digits is 864000, while the sum is 48.

The square root of 4815945651 is about 69397.0147124500. The cubic root of 4815945651 is about 1688.7311941705.

The spelling of 4815945651 in words is "four billion, eight hundred fifteen million, nine hundred forty-five thousand, six hundred fifty-one".