149308671397 has 8 divisors (see below), whose sum is σ = 150779054720. Its totient is φ = 147845049120.

The previous prime is 149308671371. The next prime is 149308671419. The reversal of 149308671397 is 793176803941.

149308671397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149308671397 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 (149308671307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1645872 + ... + 1734217.

It is an arithmetic number, because the mean of its divisors is an integer number (18847381840).

Almost surely, 2^149308671397 is an apocalyptic number.

It is an amenable number.

149308671397 is a deficient number, since it is larger than the sum of its proper divisors (1470383323).

149308671397 is a wasteful number, since it uses less digits than its factorization.

149308671397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3380523.

The product of its (nonzero) digits is 6858432, while the sum is 58.

The spelling of 149308671397 in words is "one hundred forty-nine billion, three hundred eight million, six hundred seventy-one thousand, three hundred ninety-seven".