105523464550 has 24 divisors (see below), whose sum is σ = 224312736816. Its totient is φ = 36179473440.

The previous prime is 105523464547. The next prime is 105523464581. The reversal of 105523464550 is 55464325501.

It is a super-2 number, since 2×105523464550² (a number of 23 digits) contains 22 as substring.

It is a congruent 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, 150747457 + ... + 150748156.

It is an arithmetic number, because the mean of its divisors is an integer number (9346364034).

Almost surely, 2^105523464550 is an apocalyptic number.

105523464550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105523464550 is an abundant number, since it is smaller than the sum of its proper divisors (118789272266).

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

105523464550 is a wasteful number, since it uses less digits than its factorization.

105523464550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301495632 (or 301495627 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 105523464550 in words is "one hundred five billion, five hundred twenty-three million, four hundred sixty-four thousand, five hundred fifty".