2495554201849 has 2 divisors, whose sum is σ = 2495554201850. Its totient is φ = 2495554201848.

The previous prime is 2495554201787. The next prime is 2495554201913. The reversal of 2495554201849 is 9481024555942.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2495553191824 + 1010025 = 1579732^2 + 1005^2 .

It is a cyclic number.

It is not a de Polignac number, because 2495554201849 - 2³⁹ = 1945798387961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2495554201793 and 2495554201802.

It is not a weakly prime, because it can be changed into another prime (2495554204849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1247777100924 + 1247777100925.

It is an arithmetic number, because the mean of its divisors is an integer number (1247777100925).

Almost surely, 2^{2495554201849} is an apocalyptic number.

It is an amenable number.

2495554201849 is a deficient number, since it is larger than the sum of its proper divisors (1).

2495554201849 is an equidigital number, since it uses as much as digits as its factorization.

2495554201849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736000, while the sum is 58.

The spelling of 2495554201849 in words is "two trillion, four hundred ninety-five billion, five hundred fifty-four million, two hundred one thousand, eight hundred forty-nine".