4455661147613 has 16 divisors (see below), whose sum is σ = 4817488312560. Its totient is φ = 4096563019776.

The previous prime is 4455661147601. The next prime is 4455661147643. The reversal of 4455661147613 is 3167411665544.

It can be written as a sum of positive squares in 8 ways, for example, as 14012167129 + 4441648980484 = 118373^2 + 2107522^2 .

It is a cyclic number.

It is not a de Polignac number, because 4455661147613 - 2⁶ = 4455661147549 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 (4455661147643) 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, 43973753 + ... + 44074961.

It is an arithmetic number, because the mean of its divisors is an integer number (301093019535).

Almost surely, 2^{4455661147613} is an apocalyptic number.

It is an amenable number.

4455661147613 is a deficient number, since it is larger than the sum of its proper divisors (361827164947).

4455661147613 is a wasteful number, since it uses less digits than its factorization.

4455661147613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114656.

The product of its digits is 7257600, while the sum is 53.

The spelling of 4455661147613 in words is "four trillion, four hundred fifty-five billion, six hundred sixty-one million, one hundred forty-seven thousand, six hundred thirteen".