2149501609008 has 960 divisors, whose sum is σ = 7430631552000. Its totient is φ = 591816056832.

The previous prime is 2149501608959. The next prime is 2149501609019. The reversal of 2149501609008 is 8009061059412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2839499766 + ... + 2839500522.

It is an arithmetic number, because the mean of its divisors is an integer number (7740241200).

Almost surely, 2^{2149501609008} 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 2149501609008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3715315776000).

2149501609008 is an abundant number, since it is smaller than the sum of its proper divisors (5281129942992).

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

2149501609008 is a wasteful number, since it uses less digits than its factorization.

2149501609008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931 (or 906 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The spelling of 2149501609008 in words is "two trillion, one hundred forty-nine billion, five hundred one million, six hundred nine thousand, eight".