99761862007 has 2 divisors, whose sum is σ = 99761862008. Its totient is φ = 99761862006.

The previous prime is 99761861993. The next prime is 99761862041. The reversal of 99761862007 is 70026816799.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99761862007 - 2¹¹ = 99761859959 is a prime.

It is a super-2 number, since 2×99761862007² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99761862097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49880931003 + 49880931004.

It is an arithmetic number, because the mean of its divisors is an integer number (49880931004).

Almost surely, 2^99761862007 is an apocalyptic number.

99761862007 is a deficient number, since it is larger than the sum of its proper divisors (1).

99761862007 is an equidigital number, since it uses as much as digits as its factorization.

99761862007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 55.

The spelling of 99761862007 in words is "ninety-nine billion, seven hundred sixty-one million, eight hundred sixty-two thousand, seven".