100546350165553 has 4 divisors (see below), whose sum is σ = 106460841351780. Its totient is φ = 94631858979328.

The previous prime is 100546350165551. The next prime is 100546350165557. The reversal of 100546350165553 is 355561053645001.

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

It can be written as a sum of positive squares in 2 ways, for example, as 83387725729344 + 17158624436209 = 9131688^2 + 4142297^2 .

It is a cyclic number.

It is not a de Polignac number, because 100546350165553 - 2¹ = 100546350165551 is a prime.

It is a super-2 number, since 2×100546350165553² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100546350165497 and 100546350165506.

It is not an unprimeable number, because it can be changed into a prime (100546350165551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2957245593088 + ... + 2957245593121.

It is an arithmetic number, because the mean of its divisors is an integer number (26615210337945).

Almost surely, 2^{100546350165553} is an apocalyptic number.

It is an amenable number.

100546350165553 is a deficient number, since it is larger than the sum of its proper divisors (5914491186227).

100546350165553 is an equidigital number, since it uses as much as digits as its factorization.

100546350165553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5914491186226.

The product of its (nonzero) digits is 4050000, while the sum is 49.

The spelling of 100546350165553 in words is "one hundred trillion, five hundred forty-six billion, three hundred fifty million, one hundred sixty-five thousand, five hundred fifty-three".