49798183431 has 16 divisors (see below), whose sum is σ = 68703780960. Its totient is φ = 32046241920.

The previous prime is 49798183411. The next prime is 49798183447. The reversal of 49798183431 is 13438189794.

It is a happy number.

It is not a de Polignac number, because 49798183431 - 2²⁹ = 49261312519 is a prime.

It is a super-2 number, since 2×49798183431² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49798183411) 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 in 15 ways as a sum of consecutive naturals, for example, 303541 + ... + 437873.

It is an arithmetic number, because the mean of its divisors is an integer number (4293986310).

Almost surely, 2^49798183431 is an apocalyptic number.

49798183431 is a deficient number, since it is larger than the sum of its proper divisors (18905597529).

49798183431 is a wasteful number, since it uses less digits than its factorization.

49798183431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138626.

The product of its digits is 5225472, while the sum is 57.

The spelling of 49798183431 in words is "forty-nine billion, seven hundred ninety-eight million, one hundred eighty-three thousand, four hundred thirty-one".