149920655849536 has 224 divisors, whose sum is σ = 357442629304320. Its totient is φ = 61479640320000.

The previous prime is 149920655849501. The next prime is 149920655849537. The reversal of 149920655849536 is 635948556029941.

It is not an unprimeable number, because it can be changed into a prime (149920655849537) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 309031161 + ... + 309515911.

It is an arithmetic number, because the mean of its divisors is an integer number (1595726023680).

Almost surely, 2^{149920655849536} is an apocalyptic number.

149920655849536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149920655849536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178721314652160).

149920655849536 is an abundant number, since it is smaller than the sum of its proper divisors (207521973454784).

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

149920655849536 is a wasteful number, since it uses less digits than its factorization.

149920655849536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485553 (or 485543 counting only the distinct ones).

The product of its (nonzero) digits is 2519424000, while the sum is 76.

The spelling of 149920655849536 in words is "one hundred forty-nine trillion, nine hundred twenty billion, six hundred fifty-five million, eight hundred forty-nine thousand, five hundred thirty-six".