49146222401 has 2 divisors, whose sum is σ = 49146222402. Its totient is φ = 49146222400.

The previous prime is 49146222347. The next prime is 49146222407. The reversal of 49146222401 is 10422264194.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40230330625 + 8915891776 = 200575^2 + 94424^2 .

It is a cyclic number.

It is not a de Polignac number, because 49146222401 - 2⁶ = 49146222337 is a prime.

It is not a weakly prime, because it can be changed into another prime (49146222407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24573111200 + 24573111201.

It is an arithmetic number, because the mean of its divisors is an integer number (24573111201).

Almost surely, 2^49146222401 is an apocalyptic number.

It is an amenable number.

49146222401 is a deficient number, since it is larger than the sum of its proper divisors (1).

49146222401 is an equidigital number, since it uses as much as digits as its factorization.

49146222401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 35.

Adding to 49146222401 its reverse (10422264194), we get a palindrome (59568486595).

The spelling of 49146222401 in words is "forty-nine billion, one hundred forty-six million, two hundred twenty-two thousand, four hundred one".