611724397404 has 96 divisors (see below), whose sum is σ = 1522432800000. Its totient is φ = 190619675136.

The previous prime is 611724397391. The next prime is 611724397421. The reversal of 611724397404 is 404793427116.

It is a congruent 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, 10095502 + ... + 10155914.

It is an arithmetic number, because the mean of its divisors is an integer number (15858675000).

Almost surely, 2^611724397404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 611724397404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (761216400000).

611724397404 is an abundant number, since it is smaller than the sum of its proper divisors (910708402596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

611724397404 is a wasteful number, since it uses less digits than its factorization.

611724397404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61027 (or 61025 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 611724397404 in words is "six hundred eleven billion, seven hundred twenty-four million, three hundred ninety-seven thousand, four hundred four".