1651786601041 has 2 divisors, whose sum is σ = 1651786601042. Its totient is φ = 1651786601040.

The previous prime is 1651786600987. The next prime is 1651786601057. The reversal of 1651786601041 is 1401066871561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1627356911041 + 24429690000 = 1275679^2 + 156300^2 .

It is a cyclic number.

It is not a de Polignac number, because 1651786601041 - 2¹⁹ = 1651786076753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1651786600982 and 1651786601000.

It is not a weakly prime, because it can be changed into another prime (1651786601441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 825893300520 + 825893300521.

It is an arithmetic number, because the mean of its divisors is an integer number (825893300521).

Almost surely, 2^{1651786601041} is an apocalyptic number.

It is an amenable number.

1651786601041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1651786601041 is an equidigital number, since it uses as much as digits as its factorization.

1651786601041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 46.

The spelling of 1651786601041 in words is "one trillion, six hundred fifty-one billion, seven hundred eighty-six million, six hundred one thousand, forty-one".