10206563550454 has 4 divisors (see below), whose sum is σ = 15309845325684. Its totient is φ = 5103281775226.

The previous prime is 10206563550433. The next prime is 10206563550457. The reversal of 10206563550454 is 45405536560201.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×10206563550454² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10206563550457) 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 as a sum of consecutive naturals, namely, 2551640887612 + ... + 2551640887615.

It is an arithmetic number, because the mean of its divisors is an integer number (3827461331421).

Almost surely, 2^{10206563550454} is an apocalyptic number.

10206563550454 is a deficient number, since it is larger than the sum of its proper divisors (5103281775230).

10206563550454 is an equidigital number, since it uses as much as digits as its factorization.

10206563550454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5103281775229.

The product of its (nonzero) digits is 2160000, while the sum is 46.

The spelling of 10206563550454 in words is "ten trillion, two hundred six billion, five hundred sixty-three million, five hundred fifty thousand, four hundred fifty-four".