1105065061550 has 48 divisors (see below), whose sum is σ = 2246532319872. Its totient is φ = 402604339200.

The previous prime is 1105065061517. The next prime is 1105065061571. The reversal of 1105065061550 is 551605605011.

It is a self number, because there is not a number n which added to its sum of digits gives 1105065061550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20942627 + ... + 20995326.

It is an arithmetic number, because the mean of its divisors is an integer number (46802756664).

Almost surely, 2^{1105065061550} is an apocalyptic number.

1105065061550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1105065061550 is an abundant number, since it is smaller than the sum of its proper divisors (1141467258322).

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

1105065061550 is a wasteful number, since it uses less digits than its factorization.

1105065061550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41938013 (or 41938008 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 1105065061550 in words is "one trillion, one hundred five billion, sixty-five million, sixty-one thousand, five hundred fifty".