6554660241461 has 8 divisors (see below), whose sum is σ = 6564610999224. Its totient is φ = 6544710278080.

The previous prime is 6554660241457. The next prime is 6554660241473. The reversal of 6554660241461 is 1641420664556.

It can be written as a sum of positive squares in 4 ways, for example, as 4971869793361 + 1582790448100 = 2229769^2 + 1258090^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6554660241461 - 2² = 6554660241457 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 (6554660241431) 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, 17512271 + ... + 17882643.

It is an arithmetic number, because the mean of its divisors is an integer number (820576374903).

Almost surely, 2^{6554660241461} is an apocalyptic number.

It is an amenable number.

6554660241461 is a deficient number, since it is larger than the sum of its proper divisors (9950757763).

6554660241461 is a wasteful number, since it uses less digits than its factorization.

6554660241461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397191.

The product of its (nonzero) digits is 4147200, while the sum is 50.

The spelling of 6554660241461 in words is "six trillion, five hundred fifty-four billion, six hundred sixty million, two hundred forty-one thousand, four hundred sixty-one".