106543206025 has 12 divisors (see below), whose sum is σ = 132138793692. Its totient is φ = 85218295040.

The previous prime is 106543206017. The next prime is 106543206037. The reversal of 106543206025 is 520602345601.

It can be written as a sum of positive squares in 6 ways, for example, as 6178431609 + 100364774416 = 78603^2 + 316804^2 .

It is not a de Polignac number, because 106543206025 - 2³ = 106543206017 is a prime.

It is a super-2 number, since 2×106543206025² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 272284 + ... + 535933.

It is an arithmetic number, because the mean of its divisors is an integer number (11011566141).

Almost surely, 2^106543206025 is an apocalyptic number.

It is an amenable number.

106543206025 is a deficient number, since it is larger than the sum of its proper divisors (25595587667).

106543206025 is an equidigital number, since it uses as much as digits as its factorization.

106543206025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813500 (or 813495 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 106543206025 in words is "one hundred six billion, five hundred forty-three million, two hundred six thousand, twenty-five".