142341501665 has 32 divisors (see below), whose sum is σ = 186982646400. Its totient is φ = 103163397120.

The previous prime is 142341501661. The next prime is 142341501671. The reversal of 142341501665 is 566105143241.

It is not a de Polignac number, because 142341501665 - 2² = 142341501661 is a prime.

It is a super-2 number, since 2×142341501665² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (142341501661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43674806 + ... + 43678064.

It is an arithmetic number, because the mean of its divisors is an integer number (5843207700).

Almost surely, 2^142341501665 is an apocalyptic number.

It is an amenable number.

142341501665 is a deficient number, since it is larger than the sum of its proper divisors (44641144735).

142341501665 is a wasteful number, since it uses less digits than its factorization.

142341501665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5777.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 142341501665 in words is "one hundred forty-two billion, three hundred forty-one million, five hundred one thousand, six hundred sixty-five".