49739988910643 has 2 divisors, whose sum is σ = 49739988910644. Its totient is φ = 49739988910642.

The previous prime is 49739988910609. The next prime is 49739988910649. The reversal of 49739988910643 is 34601988993794.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49739988910643 - 2²⁸ = 49739720475187 is a prime.

It is a super-2 number, since 2×49739988910643² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (49739988910649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24869994455321 + 24869994455322.

It is an arithmetic number, because the mean of its divisors is an integer number (24869994455322).

Almost surely, 2^{49739988910643} is an apocalyptic number.

49739988910643 is a deficient number, since it is larger than the sum of its proper divisors (1).

49739988910643 is an equidigital number, since it uses as much as digits as its factorization.

49739988910643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2539579392, while the sum is 80.

The spelling of 49739988910643 in words is "forty-nine trillion, seven hundred thirty-nine billion, nine hundred eighty-eight million, nine hundred ten thousand, six hundred forty-three".