49021516268839 has 2 divisors, whose sum is σ = 49021516268840. Its totient is φ = 49021516268838.

The previous prime is 49021516268801. The next prime is 49021516268843. The reversal of 49021516268839 is 93886261512094.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49021516268839 - 2¹¹ = 49021516266791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49021516268899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24510758134419 + 24510758134420.

It is an arithmetic number, because the mean of its divisors is an integer number (24510758134420).

Almost surely, 2^{49021516268839} is an apocalyptic number.

49021516268839 is a deficient number, since it is larger than the sum of its proper divisors (1).

49021516268839 is an equidigital number, since it uses as much as digits as its factorization.

49021516268839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44789760, while the sum is 64.

The spelling of 49021516268839 in words is "forty-nine trillion, twenty-one billion, five hundred sixteen million, two hundred sixty-eight thousand, eight hundred thirty-nine".