49155543311 has 24 divisors (see below), whose sum is σ = 57070203264. Its totient is φ = 41474255040.

The previous prime is 49155543287. The next prime is 49155543329. The reversal of 49155543311 is 11334555194.

49155543311 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 49155543311 - 2²² = 49151349007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49155543011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25775420 + ... + 25777326.

It is an arithmetic number, because the mean of its divisors is an integer number (2377925136).

Almost surely, 2^49155543311 is an apocalyptic number.

49155543311 is a deficient number, since it is larger than the sum of its proper divisors (7914659953).

49155543311 is an equidigital number, since it uses as much as digits as its factorization.

49155543311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2751 (or 2678 counting only the distinct ones).

The product of its digits is 162000, while the sum is 41.

The spelling of 49155543311 in words is "forty-nine billion, one hundred fifty-five million, five hundred forty-three thousand, three hundred eleven".