10911030480 has 640 divisors, whose sum is σ = 44511436800. Its totient is φ = 2435443200.

The previous prime is 10911030469. The next prime is 10911030511. The reversal of 10911030480 is 8403011901.

It is a super-2 number, since 2×10911030480² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 72258405 + ... + 72258555.

It is an arithmetic number, because the mean of its divisors is an integer number (69549120).

Almost surely, 2^10911030480 is an apocalyptic number.

10911030480 is a gapful number since it is divisible by the number (10) 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 10911030480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22255718400).

10911030480 is an abundant number, since it is smaller than the sum of its proper divisors (33600406320).

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

10911030480 is an equidigital number, since it uses as much as digits as its factorization.

10911030480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The spelling of 10911030480 in words is "ten billion, nine hundred eleven million, thirty thousand, four hundred eighty".