4618556497 has 8 divisors (see below), whose sum is σ = 4686764544. Its totient is φ = 4550647728.

The previous prime is 4618556489. The next prime is 4618556531. The reversal of 4618556497 is 7946558164.

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 4618556497 - 2³ = 4618556489 is a prime.

It is a super-2 number, since 2×4618556497² = 42662128231961822018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4618556597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43633 + ... + 105550.

It is an arithmetic number, because the mean of its divisors is an integer number (585845568).

Almost surely, 2^4618556497 is an apocalyptic number.

It is an amenable number.

4618556497 is a deficient number, since it is larger than the sum of its proper divisors (68208047).

4618556497 is a wasteful number, since it uses less digits than its factorization.

4618556497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149639.

The product of its digits is 7257600, while the sum is 55.

The square root of 4618556497 is about 67959.9624558460. The cubic root of 4618556497 is about 1665.3368299539.

The spelling of 4618556497 in words is "four billion, six hundred eighteen million, five hundred fifty-six thousand, four hundred ninety-seven".