149799068983 has 2 divisors, whose sum is σ = 149799068984. Its totient is φ = 149799068982.

The previous prime is 149799068981. The next prime is 149799069001. The reversal of 149799068983 is 389860997941.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149799068983 - 2¹ = 149799068981 is a prime.

It is a super-2 number, since 2×149799068983² (a number of 23 digits) contains 22 as substring.

Together with 149799068981, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149799068981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74899534491 + 74899534492.

It is an arithmetic number, because the mean of its divisors is an integer number (74899534492).

Almost surely, 2^149799068983 is an apocalyptic number.

149799068983 is a deficient number, since it is larger than the sum of its proper divisors (1).

149799068983 is an equidigital number, since it uses as much as digits as its factorization.

149799068983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211631616, while the sum is 73.

The spelling of 149799068983 in words is "one hundred forty-nine billion, seven hundred ninety-nine million, sixty-eight thousand, nine hundred eighty-three".