1000587782140 has 24 divisors (see below), whose sum is σ = 2101277297952. Its totient is φ = 400226930880.

The previous prime is 1000587782113. The next prime is 1000587782143. The reversal of 1000587782140 is 412877850001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000587782143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 544602 + ... + 1515838.

It is an arithmetic number, because the mean of its divisors is an integer number (87553220748).

Almost surely, 2^{1000587782140} is an apocalyptic number.

1000587782140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000587782140 is an abundant number, since it is smaller than the sum of its proper divisors (1100689515812).

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

1000587782140 is a wasteful number, since it uses less digits than its factorization.

1000587782140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022757 (or 1022755 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 43.

The spelling of 1000587782140 in words is "one trillion, five hundred eighty-seven million, seven hundred eighty-two thousand, one hundred forty".