11030478690 has 512 divisors, whose sum is σ = 37158912000. Its totient is φ = 2067690240.

The previous prime is 11030478673. The next prime is 11030478721. The reversal of 11030478690 is 9687403011.

It is a super-2 number, since 2×11030478690² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 49463919 + ... + 49464141.

It is an arithmetic number, because the mean of its divisors is an integer number (72576000).

Almost surely, 2^11030478690 is an apocalyptic number.

11030478690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11030478690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18579456000).

11030478690 is an abundant number, since it is smaller than the sum of its proper divisors (26128433310).

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

11030478690 is a wasteful number, since it uses less digits than its factorization.

11030478690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307 (or 293 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The spelling of 11030478690 in words is "eleven billion, thirty million, four hundred seventy-eight thousand, six hundred ninety".