611010551001 has 16 divisors (see below), whose sum is σ = 815283919296. Its totient is φ = 407038879296.

The previous prime is 611010550951. The next prime is 611010551029. The reversal of 611010551001 is 100155010116.

It is a happy number.

It is not a de Polignac number, because 611010551001 - 2⁶ = 611010550937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (611010551101) 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 15 ways as a sum of consecutive naturals, for example, 32977326 + ... + 32995848.

It is an arithmetic number, because the mean of its divisors is an integer number (50955244956).

Almost surely, 2^611010551001 is an apocalyptic number.

It is an amenable number.

611010551001 is a deficient number, since it is larger than the sum of its proper divisors (204273368295).

611010551001 is a wasteful number, since it uses less digits than its factorization.

611010551001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26072.

The product of its (nonzero) digits is 150, while the sum is 21.

Adding to 611010551001 its reverse (100155010116), we get a palindrome (711165561117).

The spelling of 611010551001 in words is "six hundred eleven billion, ten million, five hundred fifty-one thousand, one".