49164379247 has 2 divisors, whose sum is σ = 49164379248. Its totient is φ = 49164379246.

The previous prime is 49164379223. The next prime is 49164379279. The reversal of 49164379247 is 74297346194.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49164379247 - 2¹² = 49164375151 is a prime.

It is a super-3 number, since 3×49164379247³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 49164379192 and 49164379201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49164379207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24582189623 + 24582189624.

It is an arithmetic number, because the mean of its divisors is an integer number (24582189624).

Almost surely, 2^49164379247 is an apocalyptic number.

49164379247 is a deficient number, since it is larger than the sum of its proper divisors (1).

49164379247 is an equidigital number, since it uses as much as digits as its factorization.

49164379247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9144576, while the sum is 56.

The spelling of 49164379247 in words is "forty-nine billion, one hundred sixty-four million, three hundred seventy-nine thousand, two hundred forty-seven".