611054857905 has 32 divisors (see below), whose sum is σ = 1030898534400. Its totient is φ = 308217454272.

The previous prime is 611054857877. The next prime is 611054857949. The reversal of 611054857905 is 509758450116.

611054857905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 611054857905 - 2¹² = 611054853809 is a prime.

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, 1658985 + ... + 1993574.

It is an arithmetic number, because the mean of its divisors is an integer number (32215579200).

Almost surely, 2^611054857905 is an apocalyptic number.

It is an amenable number.

611054857905 is a deficient number, since it is larger than the sum of its proper divisors (419843676495).

611054857905 is a wasteful number, since it uses less digits than its factorization.

611054857905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3653173.

The product of its (nonzero) digits is 1512000, while the sum is 51.

The spelling of 611054857905 in words is "six hundred eleven billion, fifty-four million, eight hundred fifty-seven thousand, nine hundred five".