237249788849 has 2 divisors, whose sum is σ = 237249788850. Its totient is φ = 237249788848.

The previous prime is 237249788813. The next prime is 237249788857. The reversal of 237249788849 is 948887942732.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 168050803600 + 69198985249 = 409940^2 + 263057^2 .

It is a cyclic number.

It is not a de Polignac number, because 237249788849 - 2⁸ = 237249788593 is a prime.

It is not a weakly prime, because it can be changed into another prime (237249788869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118624894424 + 118624894425.

It is an arithmetic number, because the mean of its divisors is an integer number (118624894425).

Almost surely, 2^237249788849 is an apocalyptic number.

It is an amenable number.

237249788849 is a deficient number, since it is larger than the sum of its proper divisors (1).

237249788849 is an equidigital number, since it uses as much as digits as its factorization.

237249788849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 390168576, while the sum is 71.

The spelling of 237249788849 in words is "two hundred thirty-seven billion, two hundred forty-nine million, seven hundred eighty-eight thousand, eight hundred forty-nine".