10320506455541 has 16 divisors (see below), whose sum is σ = 10554188972976. Its totient is φ = 10088316665856.

The previous prime is 10320506455531. The next prime is 10320506455601. The reversal of 10320506455541 is 14555460502301.

It can be written as a sum of positive squares in 8 ways, for example, as 82874318641 + 10237632136900 = 287879^2 + 3199630^2 .

It is a cyclic number.

It is not a de Polignac number, because 10320506455541 - 2¹⁴ = 10320506439157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10320506455531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21332261 + ... + 21810693.

It is an arithmetic number, because the mean of its divisors is an integer number (659636810811).

Almost surely, 2^{10320506455541} is an apocalyptic number.

It is an amenable number.

10320506455541 is a deficient number, since it is larger than the sum of its proper divisors (233682517435).

10320506455541 is a wasteful number, since it uses less digits than its factorization.

10320506455541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479992.

The product of its (nonzero) digits is 360000, while the sum is 41.

Adding to 10320506455541 its reverse (14555460502301), we get a palindrome (24875966957842).

The spelling of 10320506455541 in words is "ten trillion, three hundred twenty billion, five hundred six million, four hundred fifty-five thousand, five hundred forty-one".