250315321051 has 2 divisors, whose sum is σ = 250315321052. Its totient is φ = 250315321050.

The previous prime is 250315321049. The next prime is 250315321079. The reversal of 250315321051 is 150123513052.

It is an a-pointer prime, because the next prime (250315321079) can be obtained adding 250315321051 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 250315321051 - 2¹ = 250315321049 is a prime.

Together with 250315321049, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (250315321351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125157660525 + 125157660526.

It is an arithmetic number, because the mean of its divisors is an integer number (125157660526).

Almost surely, 2^250315321051 is an apocalyptic number.

250315321051 is a deficient number, since it is larger than the sum of its proper divisors (1).

250315321051 is an equidigital number, since it uses as much as digits as its factorization.

250315321051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4500, while the sum is 28.

The spelling of 250315321051 in words is "two hundred fifty billion, three hundred fifteen million, three hundred twenty-one thousand, fifty-one".