148802129999 has 4 divisors (see below), whose sum is σ = 153933237960. Its totient is φ = 143671022040.

The previous prime is 148802129981. The next prime is 148802130011. The reversal of 148802129999 is 999921208841.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148802129999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148802129299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2565553937 + ... + 2565553994.

It is an arithmetic number, because the mean of its divisors is an integer number (38483309490).

Almost surely, 2^148802129999 is an apocalyptic number.

148802129999 is a deficient number, since it is larger than the sum of its proper divisors (5131107961).

148802129999 is an equidigital number, since it uses as much as digits as its factorization.

148802129999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5131107960.

The product of its (nonzero) digits is 6718464, while the sum is 62.

The spelling of 148802129999 in words is "one hundred forty-eight billion, eight hundred two million, one hundred twenty-nine thousand, nine hundred ninety-nine".