99380548937 has 2 divisors, whose sum is σ = 99380548938. Its totient is φ = 99380548936.

The previous prime is 99380548919. The next prime is 99380548961. The reversal of 99380548937 is 73984508399.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83842677136 + 15537871801 = 289556^2 + 124651^2 .

It is a cyclic number.

It is not a de Polignac number, because 99380548937 - 2¹⁰ = 99380547913 is a prime.

It is not a weakly prime, because it can be changed into another prime (99380548987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49690274468 + 49690274469.

It is an arithmetic number, because the mean of its divisors is an integer number (49690274469).

Almost surely, 2^99380548937 is an apocalyptic number.

It is an amenable number.

99380548937 is a deficient number, since it is larger than the sum of its proper divisors (1).

99380548937 is an equidigital number, since it uses as much as digits as its factorization.

99380548937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58786560, while the sum is 65.

The spelling of 99380548937 in words is "ninety-nine billion, three hundred eighty million, five hundred forty-eight thousand, nine hundred thirty-seven".