142741557505738 has 32 divisors (see below), whose sum is σ = 215835847965504. Its totient is φ = 70797071302272.

The previous prime is 142741557505711. The next prime is 142741557505747. The reversal of 142741557505738 is 837505755147241.

142741557505738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 142741557505738.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2055960181 + ... + 2056029607.

It is an arithmetic number, because the mean of its divisors is an integer number (6744870248922).

Almost surely, 2^{142741557505738} is an apocalyptic number.

142741557505738 is a deficient number, since it is larger than the sum of its proper divisors (73094290459766).

142741557505738 is a wasteful number, since it uses less digits than its factorization.

142741557505738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75046.

The product of its (nonzero) digits is 164640000, while the sum is 64.

The spelling of 142741557505738 in words is "one hundred forty-two trillion, seven hundred forty-one billion, five hundred fifty-seven million, five hundred five thousand, seven hundred thirty-eight".