10558356493971 has 64 divisors (see below), whose sum is σ = 17514204051456. Its totient is φ = 5558566502400.

The previous prime is 10558356493969. The next prime is 10558356493987. The reversal of 10558356493971 is 17939465385501.

10558356493971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10558356493971 - 2¹ = 10558356493969 is a prime.

It is a super-2 number, since 2×10558356493971² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (10558356493901) 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, 56259331 + ... + 56446691.

It is an arithmetic number, because the mean of its divisors is an integer number (273659438304).

Almost surely, 2^{10558356493971} is an apocalyptic number.

10558356493971 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10558356493971 is a deficient number, since it is larger than the sum of its proper divisors (6955847557485).

10558356493971 is a wasteful number, since it uses less digits than its factorization.

10558356493971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195132.

The product of its (nonzero) digits is 122472000, while the sum is 66.

The spelling of 10558356493971 in words is "ten trillion, five hundred fifty-eight billion, three hundred fifty-six million, four hundred ninety-three thousand, nine hundred seventy-one".