2045633142 has 16 divisors (see below), whose sum is σ = 4675732992. Its totient is φ = 584466600.

The previous prime is 2045633099. The next prime is 2045633147. The reversal of 2045633142 is 2413365402.

It is a super-2 number, since 2×2045633142² = 8369229903297584328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045633147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24352734 + ... + 24352817.

It is an arithmetic number, because the mean of its divisors is an integer number (292233312).

Almost surely, 2^2045633142 is an apocalyptic number.

2045633142 is an abundant number, since it is smaller than the sum of its proper divisors (2630099850).

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

2045633142 is a wasteful number, since it uses less digits than its factorization.

2045633142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48705563.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 2045633142 is about 45228.6761026674. The cubic root of 2045633142 is about 1269.4314403792.

Adding to 2045633142 its reverse (2413365402), we get a palindrome (4458998544).

The spelling of 2045633142 in words is "two billion, forty-five million, six hundred thirty-three thousand, one hundred forty-two".