425056353049 has 2 divisors, whose sum is σ = 425056353050. Its totient is φ = 425056353048.

The previous prime is 425056353013. The next prime is 425056353097. The reversal of 425056353049 is 940353650524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 424982736649 + 73616400 = 651907^2 + 8580^2 .

It is a cyclic number.

It is not a de Polignac number, because 425056353049 - 2²⁷ = 424922135321 is a prime.

It is a super-2 number, since 2×425056353049² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (425056353149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212528176524 + 212528176525.

It is an arithmetic number, because the mean of its divisors is an integer number (212528176525).

Almost surely, 2^425056353049 is an apocalyptic number.

It is an amenable number.

425056353049 is a deficient number, since it is larger than the sum of its proper divisors (1).

425056353049 is an equidigital number, since it uses as much as digits as its factorization.

425056353049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944000, while the sum is 46.

The spelling of 425056353049 in words is "four hundred twenty-five billion, fifty-six million, three hundred fifty-three thousand, forty-nine".