11030451536 has 80 divisors (see below), whose sum is σ = 23302675200. Its totient is φ = 5057799552.

The previous prime is 11030451529. The next prime is 11030451587. The reversal of 11030451536 is 63515403011.

It is a super-2 number, since 2×11030451536² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11030451499 and 11030451508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5869445 + ... + 5871323.

It is an arithmetic number, because the mean of its divisors is an integer number (291283440).

Almost surely, 2^11030451536 is an apocalyptic number.

11030451536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11030451536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11651337600).

11030451536 is an abundant number, since it is smaller than the sum of its proper divisors (12272223664).

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

11030451536 is a wasteful number, since it uses less digits than its factorization.

11030451536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2093 (or 2061 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 11030451536 its reverse (63515403011), we get a palindrome (74545854547).

The spelling of 11030451536 in words is "eleven billion, thirty million, four hundred fifty-one thousand, five hundred thirty-six".