2045532402 has 48 divisors (see below), whose sum is σ = 4532112000. Its totient is φ = 666478176.

The previous prime is 2045532389. The next prime is 2045532413. The reversal of 2045532402 is 2042355402.

It is a happy number.

2045532402 is a `hidden beast` number, since 204 + 5 + 53 + 2 + 402 = 666.

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, 1267348 + ... + 1268960.

It is an arithmetic number, because the mean of its divisors is an integer number (94419000).

Almost surely, 2^2045532402 is an apocalyptic number.

2045532402 is an abundant number, since it is smaller than the sum of its proper divisors (2486579598).

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

2045532402 is a wasteful number, since it uses less digits than its factorization.

2045532402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3167 (or 3164 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 2045532402 is about 45227.5624149699. The cubic root of 2045532402 is about 1269.4106017417.

Adding to 2045532402 its reverse (2042355402), we get a palindrome (4087887804).

The spelling of 2045532402 in words is "two billion, forty-five million, five hundred thirty-two thousand, four hundred two".