149153889709 has 8 divisors (see below), whose sum is σ = 166681952640. Its totient is φ = 132287263200.

The previous prime is 149153889701. The next prime is 149153889739. The reversal of 149153889709 is 907988351941.

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

It is a cyclic number.

It is not a de Polignac number, because 149153889709 - 2³ = 149153889701 is a prime.

It is a super-2 number, since 2×149153889709² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149153889701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165358629 + ... + 165359530.

It is an arithmetic number, because the mean of its divisors is an integer number (20835244080).

Almost surely, 2^149153889709 is an apocalyptic number.

It is an amenable number.

149153889709 is a deficient number, since it is larger than the sum of its proper divisors (17528062931).

149153889709 is a wasteful number, since it uses less digits than its factorization.

149153889709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330718211.

The product of its (nonzero) digits is 19595520, while the sum is 64.

The spelling of 149153889709 in words is "one hundred forty-nine billion, one hundred fifty-three million, eight hundred eighty-nine thousand, seven hundred nine".