250525255450433 has 2 divisors, whose sum is σ = 250525255450434. Its totient is φ = 250525255450432.

The previous prime is 250525255450429. The next prime is 250525255450453. The reversal of 250525255450433 is 334054552525052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 194149890677824 + 56375364772609 = 13933768^2 + 7508353^2 .

It is a cyclic number.

It is not a de Polignac number, because 250525255450433 - 2² = 250525255450429 is a prime.

It is not a weakly prime, because it can be changed into another prime (250525255450453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125262627725216 + 125262627725217.

It is an arithmetic number, because the mean of its divisors is an integer number (125262627725217).

Almost surely, 2^{250525255450433} is an apocalyptic number.

It is an amenable number.

250525255450433 is a deficient number, since it is larger than the sum of its proper divisors (1).

250525255450433 is an equidigital number, since it uses as much as digits as its factorization.

250525255450433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000000, while the sum is 50.

The spelling of 250525255450433 in words is "two hundred fifty trillion, five hundred twenty-five billion, two hundred fifty-five million, four hundred fifty thousand, four hundred thirty-three".