49898103631 has 2 divisors, whose sum is σ = 49898103632. Its totient is φ = 49898103630.

The previous prime is 49898103617. The next prime is 49898103637. The reversal of 49898103631 is 13630189894.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49898103631 - 2⁵ = 49898103599 is a prime.

It is a super-2 number, since 2×49898103631² (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 (49898103637) 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, 24949051815 + 24949051816.

It is an arithmetic number, because the mean of its divisors is an integer number (24949051816).

Almost surely, 2^49898103631 is an apocalyptic number.

49898103631 is a deficient number, since it is larger than the sum of its proper divisors (1).

49898103631 is an equidigital number, since it uses as much as digits as its factorization.

49898103631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 52.

The spelling of 49898103631 in words is "forty-nine billion, eight hundred ninety-eight million, one hundred three thousand, six hundred thirty-one".