49131448401 has 16 divisors (see below), whose sum is σ = 75921435648. Its totient is φ = 27679688400.

The previous prime is 49131448391. The next prime is 49131448411. The reversal of 49131448401 is 10484413194.

It is an interprime number because it is at equal distance from previous prime (49131448391) and next prime (49131448411).

It is not a de Polignac number, because 49131448401 - 2¹³ = 49131440209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49131448401.

It is not an unprimeable number, because it can be changed into a prime (49131448411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16474515 + ... + 16477496.

It is an arithmetic number, because the mean of its divisors is an integer number (4745089728).

Almost surely, 2^49131448401 is an apocalyptic number.

It is an amenable number.

49131448401 is a deficient number, since it is larger than the sum of its proper divisors (26789987247).

49131448401 is a wasteful number, since it uses less digits than its factorization.

49131448401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32952092.

The product of its (nonzero) digits is 55296, while the sum is 39.

The spelling of 49131448401 in words is "forty-nine billion, one hundred thirty-one million, four hundred forty-eight thousand, four hundred one".