249340671337 has 2 divisors, whose sum is σ = 249340671338. Its totient is φ = 249340671336.

The previous prime is 249340671277. The next prime is 249340671367. The reversal of 249340671337 is 733176043942.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 238992899161 + 10347772176 = 488869^2 + 101724^2 .

It is a cyclic number.

It is not a de Polignac number, because 249340671337 - 2¹¹ = 249340669289 is a prime.

It is a super-5 number, since 5×249340671337⁵ (a number of 58 digits) contains 55555 as substring.

It is not a weakly prime, because it can be changed into another prime (249340671367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124670335668 + 124670335669.

It is an arithmetic number, because the mean of its divisors is an integer number (124670335669).

Almost surely, 2^249340671337 is an apocalyptic number.

It is an amenable number.

249340671337 is a deficient number, since it is larger than the sum of its proper divisors (1).

249340671337 is an equidigital number, since it uses as much as digits as its factorization.

249340671337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 49.

The spelling of 249340671337 in words is "two hundred forty-nine billion, three hundred forty million, six hundred seventy-one thousand, three hundred thirty-seven".