49406683239 has 8 divisors (see below), whose sum is σ = 73195086320. Its totient is φ = 32937788808.

The previous prime is 49406683229. The next prime is 49406683241. The reversal of 49406683239 is 93238660494.

It is not a de Polignac number, because 49406683239 - 2⁴ = 49406683223 is a prime.

It is a super-2 number, since 2×49406683239² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49406683229) 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 7 ways as a sum of consecutive naturals, for example, 914938552 + ... + 914938605.

It is an arithmetic number, because the mean of its divisors is an integer number (9149385790).

Almost surely, 2^49406683239 is an apocalyptic number.

49406683239 is a deficient number, since it is larger than the sum of its proper divisors (23788403081).

49406683239 is a wasteful number, since it uses less digits than its factorization.

49406683239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1829877166 (or 1829877160 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 54.

The spelling of 49406683239 in words is "forty-nine billion, four hundred six million, six hundred eighty-three thousand, two hundred thirty-nine".