2550841641081 has 24 divisors (see below), whose sum is σ = 3816211726080. Its totient is φ = 1639935523296.

The previous prime is 2550841641071. The next prime is 2550841641091. The reversal of 2550841641081 is 1801461480552.

2550841641081 is a `hidden beast` number, since 2 + 5 + 508 + 4 + 1 + 64 + 1 + 0 + 81 = 666.

It is an interprime number because it is at equal distance from previous prime (2550841641071) and next prime (2550841641091).

It is not a de Polignac number, because 2550841641081 - 2⁷ = 2550841640953 is a prime.

It is a super-2 number, since 2×2550841641081² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2550841641031) 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 23 ways as a sum of consecutive naturals, for example, 5693065 + ... + 6124758.

It is an arithmetic number, because the mean of its divisors is an integer number (159008821920).

Almost surely, 2^{2550841641081} is an apocalyptic number.

It is an amenable number.

2550841641081 is a deficient number, since it is larger than the sum of its proper divisors (1265370084999).

2550841641081 is a wasteful number, since it uses less digits than its factorization.

2550841641081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11818685 (or 11818682 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 45.

The spelling of 2550841641081 in words is "two trillion, five hundred fifty billion, eight hundred forty-one million, six hundred forty-one thousand, eighty-one".