2547122040 has 96 divisors (see below), whose sum is σ = 8418524400. Its totient is φ = 667714560.

The previous prime is 2547122027. The next prime is 2547122057. The reversal of 2547122040 is 402217452.

It is a junction number, because it is equal to n+sod(n) for n = 2547121995 and 2547122013.

It is a congruent number.

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, 38721 + ... + 81200.

Almost surely, 2^2547122040 is an apocalyptic number.

2547122040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2547122040 is an abundant number, since it is smaller than the sum of its proper divisors (5871402360).

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

2547122040 is a wasteful number, since it uses less digits than its factorization.

2547122040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119997 (or 119990 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The square root of 2547122040 is about 50469.0205967978. The cubic root of 2547122040 is about 1365.6830458215.

Adding to 2547122040 its reverse (402217452), we get a palindrome (2949339492).

The spelling of 2547122040 in words is "two billion, five hundred forty-seven million, one hundred twenty-two thousand, forty".