49395869811 has 12 divisors (see below), whose sum is σ = 71355746592. Its totient is φ = 32927738256.

The previous prime is 49395869767. The next prime is 49395869813. The reversal of 49395869811 is 11896859394.

49395869811 is a `hidden beast` number, since 4 + 9 + 39 + 586 + 9 + 8 + 11 = 666.

It is not a de Polignac number, because 49395869811 - 2¹⁹ = 49395345523 is a prime.

It is a super-2 number, since 2×49395869811² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (49395869813) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123876 + ... + 337841.

It is an arithmetic number, because the mean of its divisors is an integer number (5946312216).

Almost surely, 2^49395869811 is an apocalyptic number.

49395869811 is a deficient number, since it is larger than the sum of its proper divisors (21959876781).

49395869811 is a wasteful number, since it uses less digits than its factorization.

49395869811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473610 (or 473607 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 63.

The spelling of 49395869811 in words is "forty-nine billion, three hundred ninety-five million, eight hundred sixty-nine thousand, eight hundred eleven".