11553761050 has 72 divisors (see below), whose sum is σ = 23838513300. Its totient is φ = 4161830400.

The previous prime is 11553761003. The next prime is 11553761111. The reversal of 11553761050 is 5016735511.

It can be written as a sum of positive squares in 18 ways, for example, as 2695374889 + 8858386161 = 51917^2 + 94119^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11553760997 and 11553761015.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 329776 + ... + 363124.

Almost surely, 2^11553761050 is an apocalyptic number.

11553761050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11553761050 is an abundant number, since it is smaller than the sum of its proper divisors (12284752250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11553761050 is a wasteful number, since it uses less digits than its factorization.

11553761050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33428 (or 33410 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 34.

The spelling of 11553761050 in words is "eleven billion, five hundred fifty-three million, seven hundred sixty-one thousand, fifty".