49689345955 has 8 divisors (see below), whose sum is σ = 61013894832. Its totient is φ = 38827023648.

The previous prime is 49689345941. The next prime is 49689345973. The reversal of 49689345955 is 55954398694.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 49689345955 - 2¹⁵ = 49689313187 is a prime.

It is a super-2 number, since 2×49689345955² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115556404 + ... + 115556833.

It is an arithmetic number, because the mean of its divisors is an integer number (7626736854).

Almost surely, 2^49689345955 is an apocalyptic number.

49689345955 is a deficient number, since it is larger than the sum of its proper divisors (11324548877).

49689345955 is a wasteful number, since it uses less digits than its factorization.

49689345955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231113285.

The product of its digits is 209952000, while the sum is 67.

The spelling of 49689345955 in words is "forty-nine billion, six hundred eighty-nine million, three hundred forty-five thousand, nine hundred fifty-five".