105452521554 has 32 divisors (see below), whose sum is σ = 215701605504. Its totient is φ = 34356458240.

The previous prime is 105452521541. The next prime is 105452521579. The reversal of 105452521554 is 455125254501.

It is a happy number.

It is a super-2 number, since 2×105452521554² (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 in 15 ways as a sum of consecutive naturals, for example, 546807 + ... + 714074.

It is an arithmetic number, because the mean of its divisors is an integer number (6740675172).

Almost surely, 2^105452521554 is an apocalyptic number.

105452521554 is an abundant number, since it is smaller than the sum of its proper divisors (110249083950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105452521554 is a wasteful number, since it uses less digits than its factorization.

105452521554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261202.

The product of its (nonzero) digits is 200000, while the sum is 39.

The spelling of 105452521554 in words is "one hundred five billion, four hundred fifty-two million, five hundred twenty-one thousand, five hundred fifty-four".