105051020546 has 4 divisors (see below), whose sum is σ = 157576530822. Its totient is φ = 52525510272.

The previous prime is 105051020423. The next prime is 105051020561. The reversal of 105051020546 is 645020150501.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 102614512225 + 2436508321 = 320335^2 + 49361^2 .

It is a super-2 number, since 2×105051020546² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26262755135 + ... + 26262755138.

Almost surely, 2^105051020546 is an apocalyptic number.

105051020546 is a deficient number, since it is larger than the sum of its proper divisors (52525510276).

105051020546 is an equidigital number, since it uses as much as digits as its factorization.

105051020546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52525510275.

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 105051020546 in words is "one hundred five billion, fifty-one million, twenty thousand, five hundred forty-six".