4561054501655 has 4 divisors (see below), whose sum is σ = 5473265401992. Its totient is φ = 3648843601320.

The previous prime is 4561054501651. The next prime is 4561054501739. The reversal of 4561054501655 is 5561054501654.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4561054501655 - 2² = 4561054501651 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 (4561054501651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 456105450161 + ... + 456105450170.

It is an arithmetic number, because the mean of its divisors is an integer number (1368316350498).

Almost surely, 2^{4561054501655} is an apocalyptic number.

4561054501655 is a deficient number, since it is larger than the sum of its proper divisors (912210900337).

4561054501655 is an equidigital number, since it uses as much as digits as its factorization.

4561054501655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912210900336.

The product of its (nonzero) digits is 1800000, while the sum is 47.

Subtracting 4561054501655 from its reverse (5561054501654), we obtain a palindrome (999999999999).

The spelling of 4561054501655 in words is "four trillion, five hundred sixty-one billion, fifty-four million, five hundred one thousand, six hundred fifty-five".