10506050605491 has 16 divisors (see below), whose sum is σ = 16011075957504. Its totient is φ = 6002761493664.

The previous prime is 10506050605441. The next prime is 10506050605499. The reversal of 10506050605491 is 19450605060501.

It is not a de Polignac number, because 10506050605491 - 2¹³ = 10506050597299 is a prime.

It is a super-2 number, since 2×10506050605491² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10506050605499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28814320 + ... + 29176653.

It is an arithmetic number, because the mean of its divisors is an integer number (1000692247344).

Almost surely, 2^{10506050605491} is an apocalyptic number.

10506050605491 is a deficient number, since it is larger than the sum of its proper divisors (5505025352013).

10506050605491 is an equidigital number, since it uses as much as digits as its factorization.

10506050605491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57999610.

The product of its (nonzero) digits is 162000, while the sum is 42.

Adding to 10506050605491 its reverse (19450605060501), we get a palindrome (29956655665992).

The spelling of 10506050605491 in words is "ten trillion, five hundred six billion, fifty million, six hundred five thousand, four hundred ninety-one".