2556252401201 has 8 divisors (see below), whose sum is σ = 2576494715904. Its totient is φ = 2536011873360.

The previous prime is 2556252401191. The next prime is 2556252401251. The reversal of 2556252401201 is 1021042526552.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2556252401201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2556252401251) 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, 2502551 + ... + 3372723.

It is an arithmetic number, because the mean of its divisors is an integer number (322061839488).

Almost surely, 2^{2556252401201} is an apocalyptic number.

It is an amenable number.

2556252401201 is a deficient number, since it is larger than the sum of its proper divisors (20242314703).

2556252401201 is a wasteful number, since it uses less digits than its factorization.

2556252401201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893431.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 2556252401201 its reverse (1021042526552), we get a palindrome (3577294927753).

The spelling of 2556252401201 in words is "two trillion, five hundred fifty-six billion, two hundred fifty-two million, four hundred one thousand, two hundred one".