1055605055504 has 160 divisors (see below), whose sum is σ = 2275549593600. Its totient is φ = 472359029760.

The previous prime is 1055605055489. The next prime is 1055605055587. The reversal of 1055605055504 is 4055505065501.

It is a happy number.

1055605055504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1055605055504² (a number of 25 digits) contains 22 as substring.

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, 181154639 + ... + 181160465.

It is an arithmetic number, because the mean of its divisors is an integer number (14222184960).

Almost surely, 2^{1055605055504} 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 1055605055504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1137774796800).

1055605055504 is an abundant number, since it is smaller than the sum of its proper divisors (1219944538096).

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

1055605055504 is a wasteful number, since it uses less digits than its factorization.

1055605055504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6341 (or 6335 counting only the distinct ones).

The product of its (nonzero) digits is 375000, while the sum is 41.

The spelling of 1055605055504 in words is "one trillion, fifty-five billion, six hundred five million, fifty-five thousand, five hundred four".