142415531457 has 8 divisors (see below), whose sum is σ = 189906516480. Its totient is φ = 94934117040.

The previous prime is 142415531389. The next prime is 142415531473. The reversal of 142415531457 is 754135514241.

It is a happy number.

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

It is not a de Polignac number, because 142415531457 - 2⁸ = 142415531201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142415531497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2357857 + ... + 2417502.

It is an arithmetic number, because the mean of its divisors is an integer number (23738314560).

Almost surely, 2^142415531457 is an apocalyptic number.

It is an amenable number.

142415531457 is a deficient number, since it is larger than the sum of its proper divisors (47490985023).

142415531457 is an equidigital number, since it uses as much as digits as its factorization.

142415531457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4785303.

The product of its digits is 336000, while the sum is 42.

The spelling of 142415531457 in words is "one hundred forty-two billion, four hundred fifteen million, five hundred thirty-one thousand, four hundred fifty-seven".