1000142146725 has 24 divisors (see below), whose sum is σ = 1668738714720. Its totient is φ = 528515478720.

The previous prime is 1000142146723. The next prime is 1000142146741. The reversal of 1000142146725 is 5276412410001.

1000142146725 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1000142146725 - 2¹ = 1000142146723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000142146723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61162599 + ... + 61178948.

It is an arithmetic number, because the mean of its divisors is an integer number (69530779780).

Almost surely, 2^{1000142146725} is an apocalyptic number.

1000142146725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1000142146725 is a deficient number, since it is larger than the sum of its proper divisors (668596567995).

1000142146725 is a wasteful number, since it uses less digits than its factorization.

1000142146725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122341669 (or 122341664 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

Adding to 1000142146725 its reverse (5276412410001), we get a palindrome (6276554556726).

The spelling of 1000142146725 in words is "one trillion, one hundred forty-two million, one hundred forty-six thousand, seven hundred twenty-five".