4561720271654 has 16 divisors (see below), whose sum is σ = 8421637424928. Its totient is φ = 1804636590912.

The previous prime is 4561720271651. The next prime is 4561720271729.

It is a happy number.

4561720271654 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4561720271651) 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, 12532198367 + ... + 12532198730.

It is an arithmetic number, because the mean of its divisors is an integer number (526352339058).

Almost surely, 2^{4561720271654} is an apocalyptic number.

4561720271654 is a deficient number, since it is larger than the sum of its proper divisors (3859917153274).

4561720271654 is a wasteful number, since it uses less digits than its factorization.

4561720271654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25064397119.

The product of its (nonzero) digits is 2822400, while the sum is 50.

The spelling of 4561720271654 in words is "four trillion, five hundred sixty-one billion, seven hundred twenty million, two hundred seventy-one thousand, six hundred fifty-four".