505528775654 has 64 divisors (see below), whose sum is σ = 925900800000. Its totient is φ = 202188838176.

The previous prime is 505528775611. The next prime is 505528775657. The reversal of 505528775654 is 456577825505.

It is a junction number, because it is equal to n+sod(n) for n = 505528775593 and 505528775602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505528775657) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9197747 + ... + 9252545.

It is an arithmetic number, because the mean of its divisors is an integer number (14467200000).

Almost surely, 2^505528775654 is an apocalyptic number.

505528775654 is a deficient number, since it is larger than the sum of its proper divisors (420372024346).

505528775654 is a wasteful number, since it uses less digits than its factorization.

505528775654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55345.

The product of its (nonzero) digits is 58800000, while the sum is 59.

The spelling of 505528775654 in words is "five hundred five billion, five hundred twenty-eight million, seven hundred seventy-five thousand, six hundred fifty-four".