2040552450 has 72 divisors (see below), whose sum is σ = 5497434228. Its totient is φ = 542643840.

The previous prime is 2040552439. The next prime is 2040552529. The reversal of 2040552450 is 542550402.

2040552450 is a `hidden beast` number, since 20 + 40 + 552 + 4 + 50 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 283349889 + 1757202561 = 16833^2 + 41919^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 161772 + ... + 173928.

Almost surely, 2^2040552450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2040552450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2748717114).

2040552450 is an abundant number, since it is smaller than the sum of its proper divisors (3456881778).

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

2040552450 is a wasteful number, since it uses less digits than its factorization.

2040552450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12548 (or 12540 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 2040552450 is about 45172.4744728468. The cubic root of 2040552450 is about 1268.3796165409.

The spelling of 2040552450 in words is "two billion, forty million, five hundred fifty-two thousand, four hundred fifty".