2040400112 has 30 divisors (see below), whose sum is σ = 4199509488. Its totient is φ = 960186112.

The previous prime is 2040400099. The next prime is 2040400147. The reversal of 2040400112 is 2110040402.

It is a super-2 number, since 2×2040400112² = 8326465234099225088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 216008 + ... + 225255.

Almost surely, 2^2040400112 is an apocalyptic number.

It is an amenable number.

2040400112 is an abundant number, since it is smaller than the sum of its proper divisors (2159109376).

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

2040400112 is a wasteful number, since it uses less digits than its factorization.

2040400112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441305 (or 441282 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 2040400112 is about 45170.7882596707. The cubic root of 2040400112 is about 1268.3480520133.

Adding to 2040400112 its reverse (2110040402), we get a palindrome (4150440514).

The spelling of 2040400112 in words is "two billion, forty million, four hundred thousand, one hundred twelve".