611552244404 has 6 divisors (see below), whose sum is σ = 1070216427714. Its totient is φ = 305776122200.

The previous prime is 611552244379. The next prime is 611552244419. The reversal of 611552244404 is 404442255116.

611552244404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 594286810000 + 17265434404 = 770900^2 + 131398^2 .

It is a super-2 number, since 2×611552244404² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76444030547 + ... + 76444030554.

It is an arithmetic number, because the mean of its divisors is an integer number (178369404619).

Almost surely, 2^611552244404 is an apocalyptic number.

It is an amenable number.

611552244404 is a deficient number, since it is larger than the sum of its proper divisors (458664183310).

611552244404 is a wasteful number, since it uses less digits than its factorization.

611552244404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152888061105 (or 152888061103 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 38.

The spelling of 611552244404 in words is "six hundred eleven billion, five hundred fifty-two million, two hundred forty-four thousand, four hundred four".