149609299313 has 4 divisors (see below), whose sum is σ = 149642410560. Its totient is φ = 149576188068.

The previous prime is 149609299309. The next prime is 149609299319. The reversal of 149609299313 is 313992906941.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 149609299313 - 2² = 149609299309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149609299319) 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, 16548845 + ... + 16557882.

It is an arithmetic number, because the mean of its divisors is an integer number (37410602640).

Almost surely, 2^149609299313 is an apocalyptic number.

It is an amenable number.

149609299313 is a deficient number, since it is larger than the sum of its proper divisors (33111247).

149609299313 is an equidigital number, since it uses as much as digits as its factorization.

149609299313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33111246.

The product of its (nonzero) digits is 2834352, while the sum is 56.

The spelling of 149609299313 in words is "one hundred forty-nine billion, six hundred nine million, two hundred ninety-nine thousand, three hundred thirteen".