2254013620561 has 4 divisors (see below), whose sum is σ = 2372645916400. Its totient is φ = 2135381324724.

The previous prime is 2254013620559. The next prime is 2254013620613. The reversal of 2254013620561 is 1650263104522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2254013620561 - 2¹ = 2254013620559 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2254013620561.

It is not an unprimeable number, because it can be changed into a prime (2254013620541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59316147891 + ... + 59316147928.

It is an arithmetic number, because the mean of its divisors is an integer number (593161479100).

Almost surely, 2^{2254013620561} is an apocalyptic number.

It is an amenable number.

2254013620561 is a deficient number, since it is larger than the sum of its proper divisors (118632295839).

2254013620561 is a wasteful number, since it uses less digits than its factorization.

2254013620561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118632295838.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 2254013620561 in words is "two trillion, two hundred fifty-four billion, thirteen million, six hundred twenty thousand, five hundred sixty-one".