1000000049805 has 96 divisors (see below), whose sum is σ = 1822275366912. Its totient is φ = 506327078400.

The previous prime is 1000000049767. The next prime is 1000000049821. The reversal of 1000000049805 is 5089400000001.

1000000049805 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1000000049805 - 2⁷ = 1000000049677 is a prime.

It is a super-2 number, since 2×1000000049805² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 91127299 + ... + 91138271.

It is an arithmetic number, because the mean of its divisors is an integer number (18982035072).

Almost surely, 2^{1000000049805} is an apocalyptic number.

1000000049805 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1000000049805 is a deficient number, since it is larger than the sum of its proper divisors (822275317107).

1000000049805 is a wasteful number, since it uses less digits than its factorization.

1000000049805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11659 (or 11656 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

Adding to 1000000049805 its reverse (5089400000001), we get a palindrome (6089400049806).

The spelling of 1000000049805 in words is "one trillion, forty-nine thousand, eight hundred five".