1097445871104 has 160 divisors (see below), whose sum is σ = 3221035804800. Its totient is φ = 329266176000.

The previous prime is 1097445871099. The next prime is 1097445871111. The reversal of 1097445871104 is 4011785447901.

It is a happy number.

1097445871104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1384947 + ... + 2028045.

It is an arithmetic number, because the mean of its divisors is an integer number (20131473780).

Almost surely, 2^{1097445871104} 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 1097445871104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1610517902400).

1097445871104 is an abundant number, since it is smaller than the sum of its proper divisors (2123589933696).

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

1097445871104 is a wasteful number, since it uses less digits than its factorization.

1097445871104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643232 (or 643216 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 51.

The spelling of 1097445871104 in words is "one trillion, ninety-seven billion, four hundred forty-five million, eight hundred seventy-one thousand, one hundred four".