10040550912 has 640 divisors, whose sum is σ = 36873830400. Its totient is φ = 2633637888.

The previous prime is 10040550907. The next prime is 10040550913. The reversal of 10040550912 is 21905504001.

10040550912 is a `hidden beast` number, since 100 + 4 + 0 + 550 + 9 + 1 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10040550913) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 79059393 + ... + 79059519.

It is an arithmetic number, because the mean of its divisors is an integer number (57615360).

Almost surely, 2^10040550912 is an apocalyptic number.

10040550912 is a gapful number since it is divisible by the number (12) 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 10040550912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18436915200).

10040550912 is an abundant number, since it is smaller than the sum of its proper divisors (26833279488).

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

10040550912 is a wasteful number, since it uses less digits than its factorization.

10040550912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223 (or 201 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The spelling of 10040550912 in words is "ten billion, forty million, five hundred fifty thousand, nine hundred twelve".