2246542009973 has 2 divisors, whose sum is σ = 2246542009974. Its totient is φ = 2246542009972.

The previous prime is 2246542009951. The next prime is 2246542009981. The reversal of 2246542009973 is 3799002456422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1496320990564 + 750221019409 = 1223242^2 + 866153^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2246542009973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2246542009073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1123271004986 + 1123271004987.

It is an arithmetic number, because the mean of its divisors is an integer number (1123271004987).

Almost surely, 2^{2246542009973} is an apocalyptic number.

It is an amenable number.

2246542009973 is a deficient number, since it is larger than the sum of its proper divisors (1).

2246542009973 is an equidigital number, since it uses as much as digits as its factorization.

2246542009973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 2246542009973 in words is "two trillion, two hundred forty-six billion, five hundred forty-two million, nine thousand, nine hundred seventy-three".