10555220433040 has 40 divisors (see below), whose sum is σ = 25204154743800. Its totient is φ = 4107977680896.

The previous prime is 10555220433019. The next prime is 10555220433113. The reversal of 10555220433040 is 4033402255501.

It can be written as a sum of positive squares in 4 ways, for example, as 4581243667456 + 5973976765584 = 2140384^2 + 2444172^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×10555220433040² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10555220432987 and 10555220433005.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1782973465 + ... + 1782979384.

It is an arithmetic number, because the mean of its divisors is an integer number (630103868595).

Almost surely, 2^{10555220433040} is an apocalyptic number.

10555220433040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10555220433040 is an abundant number, since it is smaller than the sum of its proper divisors (14648934310760).

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

10555220433040 is a wasteful number, since it uses less digits than its factorization.

10555220433040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3565952899 (or 3565952893 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 10555220433040 its reverse (4033402255501), we get a palindrome (14588622688541).

The spelling of 10555220433040 in words is "ten trillion, five hundred fifty-five billion, two hundred twenty million, four hundred thirty-three thousand, forty".