11573033534 has 16 divisors (see below), whose sum is σ = 17580780000. Its totient is φ = 5713239264.

The previous prime is 11573033443. The next prime is 11573033539. The reversal of 11573033534 is 43533037511.

It is a junction number, because it is equal to n+sod(n) for n = 11573033494 and 11573033503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11573033539) 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, 66509 + ... + 166040.

It is an arithmetic number, because the mean of its divisors is an integer number (1098798750).

Almost surely, 2^11573033534 is an apocalyptic number.

11573033534 is a deficient number, since it is larger than the sum of its proper divisors (6007746466).

11573033534 is a wasteful number, since it uses less digits than its factorization.

11573033534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232867.

The product of its (nonzero) digits is 56700, while the sum is 35.

The spelling of 11573033534 in words is "eleven billion, five hundred seventy-three million, thirty-three thousand, five hundred thirty-four".