142400516540143 has 4 divisors (see below), whose sum is σ = 142400546556408. Its totient is φ = 142400486523880.

The previous prime is 142400516540129. The next prime is 142400516540159. The reversal of 142400516540143 is 341045615004241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142400516540143 is a prime.

It is a super-2 number, since 2×142400516540143² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142400516540096 and 142400516540105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142400516340143) 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, 6148696 + ... + 17961277.

It is an arithmetic number, because the mean of its divisors is an integer number (35600136639102).

Almost surely, 2^{142400516540143} is an apocalyptic number.

142400516540143 is a deficient number, since it is larger than the sum of its proper divisors (30016265).

142400516540143 is an equidigital number, since it uses as much as digits as its factorization.

142400516540143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30016264.

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 142400516540143 in words is "one hundred forty-two trillion, four hundred billion, five hundred sixteen million, five hundred forty thousand, one hundred forty-three".