142542126425 has 6 divisors (see below), whose sum is σ = 176752236798. Its totient is φ = 114033701120.

The previous prime is 142542126409. The next prime is 142542126427. The reversal of 142542126425 is 524621245241.

It can be written as a sum of positive squares in 3 ways, for example, as 6956894464 + 135585231961 = 83408^2 + 368219^2 .

It is not a de Polignac number, because 142542126425 - 2⁴ = 142542126409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142542126427) 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, 2850842504 + ... + 2850842553.

It is an arithmetic number, because the mean of its divisors is an integer number (29458706133).

Almost surely, 2^142542126425 is an apocalyptic number.

It is an amenable number.

142542126425 is a deficient number, since it is larger than the sum of its proper divisors (34210110373).

142542126425 is an equidigital number, since it uses as much as digits as its factorization.

142542126425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5701685067 (or 5701685062 counting only the distinct ones).

The product of its digits is 153600, while the sum is 38.

The spelling of 142542126425 in words is "one hundred forty-two billion, five hundred forty-two million, one hundred twenty-six thousand, four hundred twenty-five".