1043442161400 has 96 divisors (see below), whose sum is σ = 3241026601200. Its totient is φ = 277704499200.

The previous prime is 1043442161357. The next prime is 1043442161429. The reversal of 1043442161400 is 41612443401.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1402921 + ... + 2013720.

Almost surely, 2^{1043442161400} is an apocalyptic number.

1043442161400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1043442161400 is an abundant number, since it is smaller than the sum of its proper divisors (2197584439800).

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

1043442161400 is a wasteful number, since it uses less digits than its factorization.

1043442161400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3417169 (or 3417160 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 1043442161400 in words is "one trillion, forty-three billion, four hundred forty-two million, one hundred sixty-one thousand, four hundred".