142141056717640 has 64 divisors (see below), whose sum is σ = 321457745016000. Its totient is φ = 56565010871040.

The previous prime is 142141056717629. The next prime is 142141056717767. The reversal of 142141056717640 is 46717650141241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18501666 + ... + 25031854.

It is an arithmetic number, because the mean of its divisors is an integer number (5022777265875).

Almost surely, 2^{142141056717640} is an apocalyptic number.

142141056717640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142141056717640 is an abundant number, since it is smaller than the sum of its proper divisors (179316688298360).

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

142141056717640 is a wasteful number, since it uses less digits than its factorization.

142141056717640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6532990 (or 6532986 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 49.

The spelling of 142141056717640 in words is "one hundred forty-two trillion, one hundred forty-one billion, fifty-six million, seven hundred seventeen thousand, six hundred forty".