142343321454 has 12 divisors (see below), whose sum is σ = 308410529856. Its totient is φ = 47447773812.

The previous prime is 142343321437. The next prime is 142343321467. The reversal of 142343321454 is 454123343241.

142343321454 is a `hidden beast` number, since 1 + 4 + 2 + 3 + 433 + 214 + 5 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3953981134 + ... + 3953981169.

It is an arithmetic number, because the mean of its divisors is an integer number (25700877488).

Almost surely, 2^142343321454 is an apocalyptic number.

142343321454 is an abundant number, since it is smaller than the sum of its proper divisors (166067208402).

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

142343321454 is a wasteful number, since it uses less digits than its factorization.

142343321454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7907962311 (or 7907962308 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

Adding to 142343321454 its reverse (454123343241), we get a palindrome (596466664695).

The spelling of 142343321454 in words is "one hundred forty-two billion, three hundred forty-three million, three hundred twenty-one thousand, four hundred fifty-four".