49531626898023 has 4 divisors (see below), whose sum is σ = 66042169197368. Its totient is φ = 33021084598680.

The previous prime is 49531626898009. The next prime is 49531626898037. The reversal of 49531626898023 is 32089862613594.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (49531626898009) and next prime (49531626898037).

It is a de Polignac number, because none of the positive numbers 2^k-49531626898023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49531626898073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8255271149668 + ... + 8255271149673.

It is an arithmetic number, because the mean of its divisors is an integer number (16510542299342).

Almost surely, 2^{49531626898023} is an apocalyptic number.

49531626898023 is a deficient number, since it is larger than the sum of its proper divisors (16510542299345).

49531626898023 is a wasteful number, since it uses less digits than its factorization.

49531626898023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16510542299344.

The product of its (nonzero) digits is 134369280, while the sum is 66.

The spelling of 49531626898023 in words is "forty-nine trillion, five hundred thirty-one billion, six hundred twenty-six million, eight hundred ninety-eight thousand, twenty-three".