485505155524 has 27 divisors (see below), whose sum is σ = 856217694157. Its totient is φ = 240885898784.

The previous prime is 485505155521. The next prime is 485505155539. The reversal of 485505155524 is 425551505584.

The square root of 485505155524 is 696782.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 285188040900 + 200317114624 = 534030^2 + 447568^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (485505155521) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 190916997 + ... + 190919539.

Almost surely, 2^485505155524 is an apocalyptic number.

485505155524 is the 696782-nd square number.

It is an amenable number.

485505155524 is a deficient number, since it is larger than the sum of its proper divisors (370712538633).

485505155524 is an frugal number, since it uses more digits than its factorization.

485505155524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5364 (or 2682 counting only the distinct ones).

The product of its (nonzero) digits is 4000000, while the sum is 49.

Multiplying 485505155524 by its sum of digits (49), we get a square (23789752620676 = 4877474²).

The spelling of 485505155524 in words is "four hundred eighty-five billion, five hundred five million, one hundred fifty-five thousand, five hundred twenty-four".