4540619649 has 8 divisors (see below), whose sum is σ = 6109702720. Its totient is φ = 2999308176.

The previous prime is 4540619623. The next prime is 4540619651. The reversal of 4540619649 is 9469160454.

4540619649 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4540619649 - 2⁵ = 4540619617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4540619598 and 4540619607.

It is not an unprimeable number, because it can be changed into a prime (4540619659) 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, 6942517 + ... + 6943170.

It is an arithmetic number, because the mean of its divisors is an integer number (763712840).

Almost surely, 2^4540619649 is an apocalyptic number.

It is an amenable number.

4540619649 is a deficient number, since it is larger than the sum of its proper divisors (1569083071).

4540619649 is a wasteful number, since it uses less digits than its factorization.

4540619649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13885799.

The product of its (nonzero) digits is 933120, while the sum is 48.

The square root of 4540619649 is about 67384.1201545290. The cubic root of 4540619649 is about 1655.9162755373.

The spelling of 4540619649 in words is "four billion, five hundred forty million, six hundred nineteen thousand, six hundred forty-nine".