49681435031 has 2 divisors, whose sum is σ = 49681435032. Its totient is φ = 49681435030.

The previous prime is 49681434961. The next prime is 49681435129. The reversal of 49681435031 is 13053418694.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49681435031 - 2³⁴ = 32501565847 is a prime.

It is a super-2 number, since 2×49681435031² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49681435931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24840717515 + 24840717516.

It is an arithmetic number, because the mean of its divisors is an integer number (24840717516).

Almost surely, 2^49681435031 is an apocalyptic number.

49681435031 is a deficient number, since it is larger than the sum of its proper divisors (1).

49681435031 is an equidigital number, since it uses as much as digits as its factorization.

49681435031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 49681435031 in words is "forty-nine billion, six hundred eighty-one million, four hundred thirty-five thousand, thirty-one".