2542077812 has 12 divisors (see below), whose sum is σ = 4450728996. Its totient is φ = 1270440960.

The previous prime is 2542077803. The next prime is 2542077817. The reversal of 2542077812 is 2187702452.

It can be written as a sum of positive squares in 2 ways, for example, as 2350698256 + 191379556 = 48484^2 + 13834^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2542077817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139853 + ... + 156980.

It is an arithmetic number, because the mean of its divisors is an integer number (370894083).

Almost surely, 2^2542077812 is an apocalyptic number.

It is an amenable number.

2542077812 is a deficient number, since it is larger than the sum of its proper divisors (1908651184).

2542077812 is a wasteful number, since it uses less digits than its factorization.

2542077812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298978 (or 298976 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 38.

The square root of 2542077812 is about 50419.0223229289. The cubic root of 2542077812 is about 1364.7809336842.

The spelling of 2542077812 in words is "two billion, five hundred forty-two million, seventy-seven thousand, eight hundred twelve".