2547400590561 has 8 divisors (see below), whose sum is σ = 3479376416544. Its totient is φ = 1656845912480.

The previous prime is 2547400590551. The next prime is 2547400590563. The reversal of 2547400590561 is 1650950047452.

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 2547400590561 - 2¹³ = 2547400582369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2547400590561.

It is not an unprimeable number, because it can be changed into a prime (2547400590563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10355286831 + ... + 10355287076.

It is an arithmetic number, because the mean of its divisors is an integer number (434922052068).

Almost surely, 2^{2547400590561} is an apocalyptic number.

It is an amenable number.

2547400590561 is a deficient number, since it is larger than the sum of its proper divisors (931975825983).

2547400590561 is a wasteful number, since it uses less digits than its factorization.

2547400590561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20710573951.

The product of its (nonzero) digits is 1512000, while the sum is 48.

The spelling of 2547400590561 in words is "two trillion, five hundred forty-seven billion, four hundred million, five hundred ninety thousand, five hundred sixty-one".