142521023523000 has 128 divisors (see below), whose sum is σ = 470822393171520. Its totient is φ = 35769982361600.

The previous prime is 142521023522953. The next prime is 142521023523001. The reversal of 142521023523000 is 325320125241.

142521023523000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142521023523001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1397213937 + ... + 1397315936.

Almost surely, 2^{142521023523000} is an apocalyptic number.

142521023523000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142521023523000 is an abundant number, since it is smaller than the sum of its proper divisors (328301369648520).

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

142521023523000 is a wasteful number, since it uses less digits than its factorization.

142521023523000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2794529914 (or 2794529900 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 142521023523000 its reverse (325320125241), we get a palindrome (142846343648241).

The spelling of 142521023523000 in words is "one hundred forty-two trillion, five hundred twenty-one billion, twenty-three million, five hundred twenty-three thousand".