142240614478 has 8 divisors (see below), whose sum is σ = 213608155968. Its totient is φ = 71037895824.

The previous prime is 142240614463. The next prime is 142240614479. The reversal of 142240614478 is 874416042241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142240614479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41203551 + ... + 41207002.

It is an arithmetic number, because the mean of its divisors is an integer number (26701019496).

Almost surely, 2^142240614478 is an apocalyptic number.

142240614478 is a deficient number, since it is larger than the sum of its proper divisors (71367541490).

142240614478 is an equidigital number, since it uses as much as digits as its factorization.

142240614478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82411418.

The product of its (nonzero) digits is 344064, while the sum is 43.

The spelling of 142240614478 in words is "one hundred forty-two billion, two hundred forty million, six hundred fourteen thousand, four hundred seventy-eight".