4635121654534 has 32 divisors (see below), whose sum is σ = 8427322331136. Its totient is φ = 1868962597920.

The previous prime is 4635121654531. The next prime is 4635121654543. The reversal of 4635121654534 is 4354561215364.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4635121654531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117970422 + ... + 118009705.

It is an arithmetic number, because the mean of its divisors is an integer number (263353822848).

Almost surely, 2^{4635121654534} is an apocalyptic number.

4635121654534 is a deficient number, since it is larger than the sum of its proper divisors (3792200676602).

4635121654534 is a wasteful number, since it uses less digits than its factorization.

4635121654534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235980220.

The product of its digits is 5184000, while the sum is 49.

Adding to 4635121654534 its reverse (4354561215364), we get a palindrome (8989682869898).

The spelling of 4635121654534 in words is "four trillion, six hundred thirty-five billion, one hundred twenty-one million, six hundred fifty-four thousand, five hundred thirty-four".