4642115633661 has 32 divisors (see below), whose sum is σ = 7209595210752. Its totient is φ = 2628498216960.

The previous prime is 4642115633651. The next prime is 4642115633677. The reversal of 4642115633661 is 1663365112464.

It is a happy number.

It is not a de Polignac number, because 4642115633661 - 2¹⁴ = 4642115617277 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 4642115633661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4642115633651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71084740 + ... + 71150013.

It is an arithmetic number, because the mean of its divisors is an integer number (225299850336).

Almost surely, 2^{4642115633661} is an apocalyptic number.

It is an amenable number.

4642115633661 is a deficient number, since it is larger than the sum of its proper divisors (2567479577091).

4642115633661 is a wasteful number, since it uses less digits than its factorization.

4642115633661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142234833.

The product of its digits is 1866240, while the sum is 48.

The spelling of 4642115633661 in words is "four trillion, six hundred forty-two billion, one hundred fifteen million, six hundred thirty-three thousand, six hundred sixty-one".