611010500051 has 4 divisors (see below), whose sum is σ = 698297714352. Its totient is φ = 523723285752.

The previous prime is 611010500047. The next prime is 611010500083. The reversal of 611010500051 is 150005010116.

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 611010500051 - 2² = 611010500047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 611010499996 and 611010500032.

It is not an unprimeable number, because it can be changed into a prime (611010500041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43643607140 + ... + 43643607153.

It is an arithmetic number, because the mean of its divisors is an integer number (174574428588).

Almost surely, 2^611010500051 is an apocalyptic number.

611010500051 is a deficient number, since it is larger than the sum of its proper divisors (87287214301).

611010500051 is an equidigital number, since it uses as much as digits as its factorization.

611010500051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87287214300.

The product of its (nonzero) digits is 150, while the sum is 20.

Adding to 611010500051 its reverse (150005010116), we get a palindrome (761015510167).

The spelling of 611010500051 in words is "six hundred eleven billion, ten million, five hundred thousand, fifty-one".