49994646057731 has 2 divisors, whose sum is σ = 49994646057732. Its totient is φ = 49994646057730.

The previous prime is 49994646057679. The next prime is 49994646057737. The reversal of 49994646057731 is 13775064649994.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49994646057731 - 2⁶ = 49994646057667 is a prime.

It is a super-2 number, since 2×49994646057731² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (49994646057737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24997323028865 + 24997323028866.

It is an arithmetic number, because the mean of its divisors is an integer number (24997323028866).

Almost surely, 2^{49994646057731} is an apocalyptic number.

49994646057731 is a deficient number, since it is larger than the sum of its proper divisors (1).

49994646057731 is an equidigital number, since it uses as much as digits as its factorization.

49994646057731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1234517760, while the sum is 74.

The spelling of 49994646057731 in words is "forty-nine trillion, nine hundred ninety-four billion, six hundred forty-six million, fifty-seven thousand, seven hundred thirty-one".