820552052035 has 4 divisors (see below), whose sum is σ = 984662462448. Its totient is φ = 656441641624.

The previous prime is 820552052029. The next prime is 820552052087. The reversal of 820552052035 is 530250255028.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 820552052035 - 2²¹ = 820549954883 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 820552051985 and 820552052003.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82055205199 + ... + 82055205208.

It is an arithmetic number, because the mean of its divisors is an integer number (246165615612).

Almost surely, 2^820552052035 is an apocalyptic number.

820552052035 is a deficient number, since it is larger than the sum of its proper divisors (164110410413).

820552052035 is a wasteful number, since it uses less digits than its factorization.

820552052035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164110410412.

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 820552052035 in words is "eight hundred twenty billion, five hundred fifty-two million, fifty-two thousand, thirty-five".