2453912040 has 32 divisors (see below), whose sum is σ = 7361736480. Its totient is φ = 654376512.

The previous prime is 2453912029. The next prime is 2453912047. The reversal of 2453912040 is 402193542.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2453911989 and 2453912007.

It is not an unprimeable number, because it can be changed into a prime (2453912047) 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, 10224514 + ... + 10224753.

It is an arithmetic number, because the mean of its divisors is an integer number (230054265).

Almost surely, 2^2453912040 is an apocalyptic number.

2453912040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2453912040 is an abundant number, since it is smaller than the sum of its proper divisors (4907824440).

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

2453912040 is a wasteful number, since it uses less digits than its factorization.

2453912040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20449281 (or 20449277 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 2453912040 is about 49536.9764923133. The cubic root of 2453912040 is about 1348.8168948730.

The spelling of 2453912040 in words is "two billion, four hundred fifty-three million, nine hundred twelve thousand, forty".