49427293644049 has 2 divisors, whose sum is σ = 49427293644050. Its totient is φ = 49427293644048.

The previous prime is 49427293644041. The next prime is 49427293644083. The reversal of 49427293644049 is 94044639272494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49273829499024 + 153464145025 = 7019532^2 + 391745^2 .

It is a cyclic number.

It is not a de Polignac number, because 49427293644049 - 2³ = 49427293644041 is a prime.

It is a super-2 number, since 2×49427293644049² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (49427293644041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24713646822024 + 24713646822025.

It is an arithmetic number, because the mean of its divisors is an integer number (24713646822025).

Almost surely, 2^{49427293644049} is an apocalyptic number.

It is an amenable number.

49427293644049 is a deficient number, since it is larger than the sum of its proper divisors (1).

49427293644049 is an equidigital number, since it uses as much as digits as its factorization.

49427293644049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 376233984, while the sum is 67.

The spelling of 49427293644049 in words is "forty-nine trillion, four hundred twenty-seven billion, two hundred ninety-three million, six hundred forty-four thousand, forty-nine".