149322588288 has 128 divisors (see below), whose sum is σ = 420409336320. Its totient is φ = 46797275136.

The previous prime is 149322588269. The next prime is 149322588313. The reversal of 149322588288 is 882885223941.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6496945 + ... + 6519887.

It is an arithmetic number, because the mean of its divisors is an integer number (3284447940).

Almost surely, 2^149322588288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149322588288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210204668160).

149322588288 is an abundant number, since it is smaller than the sum of its proper divisors (271086748032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149322588288 is a wasteful number, since it uses less digits than its factorization.

149322588288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23974 (or 23962 counting only the distinct ones).

The product of its digits is 17694720, while the sum is 60.

The spelling of 149322588288 in words is "one hundred forty-nine billion, three hundred twenty-two million, five hundred eighty-eight thousand, two hundred eighty-eight".