920055000505 has 16 divisors (see below), whose sum is σ = 1193584870080. Its totient is φ = 678458763072.

The previous prime is 920055000503. The next prime is 920055000541. The reversal of 920055000505 is 505000550029.

It is a cyclic number.

It is not a de Polignac number, because 920055000505 - 2¹ = 920055000503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (920055000503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130872019 + ... + 130879048.

It is an arithmetic number, because the mean of its divisors is an integer number (74599054380).

Almost surely, 2^920055000505 is an apocalyptic number.

920055000505 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

920055000505 is a deficient number, since it is larger than the sum of its proper divisors (273529869575).

920055000505 is a wasteful number, since it uses less digits than its factorization.

920055000505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261751128.

The product of its (nonzero) digits is 11250, while the sum is 31.

The spelling of 920055000505 in words is "nine hundred twenty billion, fifty-five million, five hundred five", and thus it is an aban number.