149929659599 has 2 divisors, whose sum is σ = 149929659600. Its totient is φ = 149929659598.

The previous prime is 149929659541. The next prime is 149929659643. The reversal of 149929659599 is 995956929941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149929659599 - 2²⁰ = 149928611023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149929656599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74964829799 + 74964829800.

It is an arithmetic number, because the mean of its divisors is an integer number (74964829800).

Almost surely, 2^149929659599 is an apocalyptic number.

149929659599 is a deficient number, since it is larger than the sum of its proper divisors (1).

149929659599 is an equidigital number, since it uses as much as digits as its factorization.

149929659599 is an evil number, because the sum of its binary digits is even.

The product of its digits is 637729200, while the sum is 77.

The spelling of 149929659599 in words is "one hundred forty-nine billion, nine hundred twenty-nine million, six hundred fifty-nine thousand, five hundred ninety-nine".