2542854639461 has 2 divisors, whose sum is σ = 2542854639462. Its totient is φ = 2542854639460.

The previous prime is 2542854639449. The next prime is 2542854639503. The reversal of 2542854639461 is 1649364582452.

2542854639461 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2204054975236 + 338799664225 = 1484606^2 + 582065^2 .

It is a cyclic number.

It is not a de Polignac number, because 2542854639461 - 2¹⁴ = 2542854623077 is a prime.

It is a super-2 number, since 2×2542854639461² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2542854639461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2542854639421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271427319730 + 1271427319731.

It is an arithmetic number, because the mean of its divisors is an integer number (1271427319731).

Almost surely, 2^{2542854639461} is an apocalyptic number.

It is an amenable number.

2542854639461 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542854639461 is an equidigital number, since it uses as much as digits as its factorization.

2542854639461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 49766400, while the sum is 59.

The spelling of 2542854639461 in words is "two trillion, five hundred forty-two billion, eight hundred fifty-four million, six hundred thirty-nine thousand, four hundred sixty-one".