2861633240041 has 4 divisors (see below), whose sum is σ = 2862600991812. Its totient is φ = 2860665488272.

The previous prime is 2861633240023. The next prime is 2861633240047. The reversal of 2861633240041 is 1400423361682.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1655864534416 + 1205768705625 = 1286804^2 + 1098075^2 .

It is a cyclic number.

It is not a de Polignac number, because 2861633240041 - 2⁵ = 2861633240009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2861633239976 and 2861633240003.

It is not an unprimeable number, because it can be changed into a prime (2861633240047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 483871450 + ... + 483877363.

It is an arithmetic number, because the mean of its divisors is an integer number (715650247953).

Almost surely, 2^{2861633240041} is an apocalyptic number.

It is an amenable number.

2861633240041 is a deficient number, since it is larger than the sum of its proper divisors (967751771).

2861633240041 is an equidigital number, since it uses as much as digits as its factorization.

2861633240041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967751770.

The product of its (nonzero) digits is 165888, while the sum is 40.

The spelling of 2861633240041 in words is "two trillion, eight hundred sixty-one billion, six hundred thirty-three million, two hundred forty thousand, forty-one".