11543326077 has 16 divisors (see below), whose sum is σ = 16479573120. Its totient is φ = 7161487872.

The previous prime is 11543326061. The next prime is 11543326079. The reversal of 11543326077 is 77062334511.

It is not a de Polignac number, because 11543326077 - 2⁴ = 11543326061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11543326079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1267033 + ... + 1276110.

It is an arithmetic number, because the mean of its divisors is an integer number (1029973320).

Almost surely, 2^11543326077 is an apocalyptic number.

11543326077 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

11543326077 is a deficient number, since it is larger than the sum of its proper divisors (4936247043).

11543326077 is a wasteful number, since it uses less digits than its factorization.

11543326077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2543252.

The product of its (nonzero) digits is 105840, while the sum is 39.

The spelling of 11543326077 in words is "eleven billion, five hundred forty-three million, three hundred twenty-six thousand, seventy-seven".