49868198547 has 8 divisors (see below), whose sum is σ = 67905632256. Its totient is φ = 32538115272.

The previous prime is 49868198543. The next prime is 49868198561. The reversal of 49868198547 is 74589186894.

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

It is not a de Polignac number, because 49868198547 - 2² = 49868198543 is a prime.

It is a super-2 number, since 2×49868198547² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (49868198543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176837443 + ... + 176837724.

It is an arithmetic number, because the mean of its divisors is an integer number (8488204032).

Almost surely, 2^49868198547 is an apocalyptic number.

49868198547 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

49868198547 is a deficient number, since it is larger than the sum of its proper divisors (18037433709).

49868198547 is a wasteful number, since it uses less digits than its factorization.

49868198547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353675217.

The product of its digits is 139345920, while the sum is 69.

The spelling of 49868198547 in words is "forty-nine billion, eight hundred sixty-eight million, one hundred ninety-eight thousand, five hundred forty-seven".