149349405944064 has 144 divisors (see below), whose sum is σ = 401917787409600. Its totient is φ = 49231174656000.

The previous prime is 149349405944021. The next prime is 149349405944113. The reversal of 149349405944064 is 460449504943941.

It is a junction number, because it is equal to n+sod(n) for n = 149349405943986 and 149349405944004.

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, 23101314 + ... + 28850814.

It is an arithmetic number, because the mean of its divisors is an integer number (2791095745900).

Almost surely, 2^{149349405944064} 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 149349405944064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200958893704800).

149349405944064 is an abundant number, since it is smaller than the sum of its proper divisors (252568381465536).

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

149349405944064 is a wasteful number, since it uses less digits than its factorization.

149349405944064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5749896 (or 5749882 counting only the distinct ones).

The product of its (nonzero) digits is 268738560, while the sum is 66.

The spelling of 149349405944064 in words is "one hundred forty-nine trillion, three hundred forty-nine billion, four hundred five million, nine hundred forty-four thousand, sixty-four".