149920656288 has 48 divisors (see below), whose sum is σ = 423814166496. Its totient is φ = 46129432320.

The previous prime is 149920656251. The next prime is 149920656289. The reversal of 149920656288 is 882656029941.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (149920656289) 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, 60063118 + ... + 60065613.

It is an arithmetic number, because the mean of its divisors is an integer number (8829461802).

Almost surely, 2^149920656288 is an apocalyptic number.

It is an amenable number.

149920656288 is an abundant number, since it is smaller than the sum of its proper divisors (273893510208).

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

149920656288 is a wasteful number, since it uses less digits than its factorization.

149920656288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120128757 (or 120128749 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 60.

The spelling of 149920656288 in words is "one hundred forty-nine billion, nine hundred twenty million, six hundred fifty-six thousand, two hundred eighty-eight".