49397889733 has 8 divisors (see below), whose sum is σ = 50174960000. Its totient is φ = 48623532768.

The previous prime is 49397889691. The next prime is 49397889743. The reversal of 49397889733 is 33798879394.

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 49397889733 - 2²⁵ = 49364335301 is a prime.

It is a super-2 number, since 2×49397889733² (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 (49397889743) 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 7 ways as a sum of consecutive naturals, for example, 641613 + ... + 714466.

It is an arithmetic number, because the mean of its divisors is an integer number (6271870000).

Almost surely, 2^49397889733 is an apocalyptic number.

It is an amenable number.

49397889733 is a deficient number, since it is larger than the sum of its proper divisors (777070267).

49397889733 is a wasteful number, since it uses less digits than its factorization.

49397889733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356651.

The product of its digits is 246903552, while the sum is 70.

The spelling of 49397889733 in words is "forty-nine billion, three hundred ninety-seven million, eight hundred eighty-nine thousand, seven hundred thirty-three".