11010440040 has 32 divisors (see below), whose sum is σ = 33031320480. Its totient is φ = 2936117312.

The previous prime is 11010440011. The next prime is 11010440041. The reversal of 11010440040 is 4004401011.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (11010440041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45876714 + ... + 45876953.

It is an arithmetic number, because the mean of its divisors is an integer number (1032228765).

Almost surely, 2^11010440040 is an apocalyptic number.

11010440040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11010440040 is an abundant number, since it is smaller than the sum of its proper divisors (22020880440).

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

11010440040 is a wasteful number, since it uses less digits than its factorization.

11010440040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91753681 (or 91753677 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 11010440040 its reverse (4004401011), we get a palindrome (15014841051).

The spelling of 11010440040 in words is "eleven billion, ten million, four hundred forty thousand, forty".