10881405730 has 64 divisors (see below), whose sum is σ = 22355440128. Its totient is φ = 3777776640.

The previous prime is 10881405709. The next prime is 10881405797. The reversal of 10881405730 is 3750418801.

It is a self number, because there is not a number n which added to its sum of digits gives 10881405730.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3408435 + ... + 3411625.

It is an arithmetic number, because the mean of its divisors is an integer number (349303752).

Almost surely, 2^10881405730 is an apocalyptic number.

10881405730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10881405730 is an abundant number, since it is smaller than the sum of its proper divisors (11474034398).

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

10881405730 is a wasteful number, since it uses less digits than its factorization.

10881405730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4771.

The product of its (nonzero) digits is 26880, while the sum is 37.

The spelling of 10881405730 in words is "ten billion, eight hundred eighty-one million, four hundred five thousand, seven hundred thirty".