611050000505 has 32 divisors (see below), whose sum is σ = 846998795520. Its totient is φ = 414518803200.

The previous prime is 611050000493. The next prime is 611050000511. The reversal of 611050000505 is 505000050116.

It is not a de Polignac number, because 611050000505 - 2¹⁶ = 611049934969 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4302926 + ... + 4442664.

It is an arithmetic number, because the mean of its divisors is an integer number (26468712360).

Almost surely, 2^611050000505 is an apocalyptic number.

It is an amenable number.

611050000505 is a deficient number, since it is larger than the sum of its proper divisors (235948795015).

611050000505 is a wasteful number, since it uses less digits than its factorization.

611050000505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141089.

The product of its (nonzero) digits is 750, while the sum is 23.

It can be divided in two parts, 611050000 and 505, that multiplied together give a square (308580250000 = 555500²).

The spelling of 611050000505 in words is "six hundred eleven billion, fifty million, five hundred five", and thus it is an aban number.