1000235443540 has 12 divisors (see below), whose sum is σ = 2100494431476. Its totient is φ = 400094177408.

The previous prime is 1000235443513. The next prime is 1000235443609. The reversal of 1000235443540 is 453445320001.

1000235443540 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 2 ways, for example, as 110944951056 + 889290492484 = 333084^2 + 943022^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25005886069 + ... + 25005886108.

It is an arithmetic number, because the mean of its divisors is an integer number (175041202623).

Almost surely, 2^{1000235443540} is an apocalyptic number.

1000235443540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000235443540 is an abundant number, since it is smaller than the sum of its proper divisors (1100258987936).

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

1000235443540 is a wasteful number, since it uses less digits than its factorization.

1000235443540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50011772186 (or 50011772184 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 1000235443540 in words is "one trillion, two hundred thirty-five million, four hundred forty-three thousand, five hundred forty".