505501056002 has 4 divisors (see below), whose sum is σ = 758251584006. Its totient is φ = 252750528000.

The previous prime is 505501056001. The next prime is 505501056119. The reversal of 505501056002 is 200650105505.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200650105505 = 5 ⋅40130021101.

It can be written as a sum of positive squares in only one way, i.e., 461123841721 + 44377214281 = 679061^2 + 210659^2 .

It is not an unprimeable number, because it can be changed into a prime (505501056001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126375263999 + ... + 126375264002.

Almost surely, 2^505501056002 is an apocalyptic number.

505501056002 is a deficient number, since it is larger than the sum of its proper divisors (252750528004).

505501056002 is a wasteful number, since it uses less digits than its factorization.

505501056002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252750528003.

The product of its (nonzero) digits is 7500, while the sum is 29.

The spelling of 505501056002 in words is "five hundred five billion, five hundred one million, fifty-six thousand, two".