989925000502237 has 2 divisors, whose sum is σ = 989925000502238. Its totient is φ = 989925000502236.

The previous prime is 989925000502213. The next prime is 989925000502259. The reversal of 989925000502237 is 732205000529989.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 979618261713316 + 10306738788921 = 31298854^2 + 3210411^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-989925000502237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (989925000502297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494962500251118 + 494962500251119.

It is an arithmetic number, because the mean of its divisors is an integer number (494962500251119).

Almost surely, 2^{989925000502237} is an apocalyptic number.

It is an amenable number.

989925000502237 is a deficient number, since it is larger than the sum of its proper divisors (1).

989925000502237 is an equidigital number, since it uses as much as digits as its factorization.

989925000502237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24494400, while the sum is 61.

The spelling of 989925000502237 in words is "nine hundred eighty-nine trillion, nine hundred twenty-five billion, five hundred two thousand, two hundred thirty-seven".