250115551541 has 2 divisors, whose sum is σ = 250115551542. Its totient is φ = 250115551540.

The previous prime is 250115551529. The next prime is 250115551549. The reversal of 250115551541 is 145155511052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 249810036100 + 305515441 = 499810^2 + 17479^2 .

It is a cyclic number.

It is not a de Polignac number, because 250115551541 - 2¹⁸ = 250115289397 is a prime.

It is a super-3 number, since 3×250115551541³ (a number of 35 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (250115551549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125057775770 + 125057775771.

It is an arithmetic number, because the mean of its divisors is an integer number (125057775771).

Almost surely, 2^250115551541 is an apocalyptic number.

It is an amenable number.

250115551541 is a deficient number, since it is larger than the sum of its proper divisors (1).

250115551541 is an equidigital number, since it uses as much as digits as its factorization.

250115551541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25000, while the sum is 35.

The spelling of 250115551541 in words is "two hundred fifty billion, one hundred fifteen million, five hundred fifty-one thousand, five hundred forty-one".