142534138467 has 32 divisors (see below), whose sum is σ = 223541489664. Its totient is φ = 79102346400.

The previous prime is 142534138447. The next prime is 142534138471. The reversal of 142534138467 is 764831435241.

142534138467 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 142534138467 - 2¹¹ = 142534136419 is a prime.

It is a super-2 number, since 2×142534138467² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (142534138447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 613509 + ... + 813302.

It is an arithmetic number, because the mean of its divisors is an integer number (6985671552).

Almost surely, 2^142534138467 is an apocalyptic number.

142534138467 is a deficient number, since it is larger than the sum of its proper divisors (81007351197).

142534138467 is a wasteful number, since it uses less digits than its factorization.

142534138467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426959.

The product of its digits is 1935360, while the sum is 48.

The spelling of 142534138467 in words is "one hundred forty-two billion, five hundred thirty-four million, one hundred thirty-eight thousand, four hundred sixty-seven".