105525434554 has 8 divisors (see below), whose sum is σ = 160456482900. Its totient is φ = 52039940256.

The previous prime is 105525434543. The next prime is 105525434561. The reversal of 105525434554 is 455434525501.

It can be written as a sum of positive squares in 2 ways, for example, as 102129458929 + 3395975625 = 319577^2 + 58275^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×105525434554² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105525434554.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361388329 + ... + 361388620.

Almost surely, 2^105525434554 is an apocalyptic number.

105525434554 is a deficient number, since it is larger than the sum of its proper divisors (54931048346).

105525434554 is an equidigital number, since it uses as much as digits as its factorization.

105525434554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722777024.

The product of its (nonzero) digits is 1200000, while the sum is 43.

The spelling of 105525434554 in words is "one hundred five billion, five hundred twenty-five million, four hundred thirty-four thousand, five hundred fifty-four".