2542450577 has 2 divisors, whose sum is σ = 2542450578. Its totient is φ = 2542450576.

The previous prime is 2542450543. The next prime is 2542450639. The reversal of 2542450577 is 7750542452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2225574976 + 316875601 = 47176^2 + 17801^2 .

It is a cyclic number.

It is not a de Polignac number, because 2542450577 - 2¹² = 2542446481 is a prime.

It is not a weakly prime, because it can be changed into another prime (2542450507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271225288 + 1271225289.

It is an arithmetic number, because the mean of its divisors is an integer number (1271225289).

Almost surely, 2^2542450577 is an apocalyptic number.

It is an amenable number.

2542450577 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542450577 is an equidigital number, since it uses as much as digits as its factorization.

2542450577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 392000, while the sum is 41.

The square root of 2542450577 is about 50422.7188576737. The cubic root of 2542450577 is about 1364.8476399690.

The spelling of 2542450577 in words is "two billion, five hundred forty-two million, four hundred fifty thousand, five hundred seventy-seven".