142262076454 has 4 divisors (see below), whose sum is σ = 213393114684. Its totient is φ = 71131038226.

The previous prime is 142262076449. The next prime is 142262076461. The reversal of 142262076454 is 454670262241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 454670262241 = 13 ⋅34974635557.

It is a self number, because there is not a number n which added to its sum of digits gives 142262076454.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 35565519112 + ... + 35565519115.

It is an arithmetic number, because the mean of its divisors is an integer number (53348278671).

Almost surely, 2^142262076454 is an apocalyptic number.

142262076454 is a deficient number, since it is larger than the sum of its proper divisors (71131038230).

142262076454 is an equidigital number, since it uses as much as digits as its factorization.

142262076454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71131038229.

The product of its (nonzero) digits is 645120, while the sum is 43.

The spelling of 142262076454 in words is "one hundred forty-two billion, two hundred sixty-two million, seventy-six thousand, four hundred fifty-four".