21350045150 has 48 divisors (see below), whose sum is σ = 45396871200. Its totient is φ = 7317955200.

The previous prime is 21350045117. The next prime is 21350045179. The reversal of 21350045150 is 5154005312.

21350045150 = T₂₀ + T₂₁ + ... + T₅₀₄₀.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1751276 + ... + 1763424.

It is an arithmetic number, because the mean of its divisors is an integer number (945768150).

Almost surely, 2^21350045150 is an apocalyptic number.

21350045150 is an abundant number, since it is smaller than the sum of its proper divisors (24046826050).

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

21350045150 is a wasteful number, since it uses less digits than its factorization.

21350045150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17189 (or 17184 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The spelling of 21350045150 in words is "twenty-one billion, three hundred fifty million, forty-five thousand, one hundred fifty".