245950279049 has 2 divisors, whose sum is σ = 245950279050. Its totient is φ = 245950279048.

The previous prime is 245950279037. The next prime is 245950279097. The reversal of 245950279049 is 940972059542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 245885073424 + 65205625 = 495868^2 + 8075^2 .

It is a cyclic number.

It is not a de Polignac number, because 245950279049 - 2¹⁶ = 245950213513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 245950278985 and 245950279003.

It is not a weakly prime, because it can be changed into another prime (245953279049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122975139524 + 122975139525.

It is an arithmetic number, because the mean of its divisors is an integer number (122975139525).

Almost surely, 2^245950279049 is an apocalyptic number.

It is an amenable number.

245950279049 is a deficient number, since it is larger than the sum of its proper divisors (1).

245950279049 is an equidigital number, since it uses as much as digits as its factorization.

245950279049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The spelling of 245950279049 in words is "two hundred forty-five billion, nine hundred fifty million, two hundred seventy-nine thousand, forty-nine".