142140551013 has 6 divisors (see below), whose sum is σ = 205314129254. Its totient is φ = 94760367336.

The previous prime is 142140551009. The next prime is 142140551023. The reversal of 142140551013 is 310155041241.

142140551013 is a `hidden beast` number, since 1 + 4 + 2 + 140 + 5 + 510 + 1 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 95813154369 + 46327396644 = 309537^2 + 215238^2 .

It is not a de Polignac number, because 142140551013 - 2² = 142140551009 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142140551023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7896697270 + ... + 7896697287.

Almost surely, 2^142140551013 is an apocalyptic number.

It is an amenable number.

142140551013 is a deficient number, since it is larger than the sum of its proper divisors (63173578241).

142140551013 is a wasteful number, since it uses less digits than its factorization.

142140551013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15793394563 (or 15793394560 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 142140551013 its reverse (310155041241), we get a palindrome (452295592254).

The spelling of 142140551013 in words is "one hundred forty-two billion, one hundred forty million, five hundred fifty-one thousand, thirteen".