1342440423125 has 20 divisors (see below), whose sum is σ = 1677587559516. Its totient is φ = 1073904960000.

The previous prime is 1342440423119. The next prime is 1342440423193. The reversal of 1342440423125 is 5213240442431.

It can be written as a sum of positive squares in 10 ways, for example, as 633033461956 + 709406961169 = 795634^2 + 842263^2 .

It is not a de Polignac number, because 1342440423125 - 2³⁶ = 1273720946389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 23432015 + ... + 23489235.

Almost surely, 2^{1342440423125} is an apocalyptic number.

It is an amenable number.

1342440423125 is a deficient number, since it is larger than the sum of its proper divisors (335147136391).

1342440423125 is an frugal number, since it uses more digits than its factorization.

1342440423125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94778 (or 94763 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 1342440423125 its reverse (5213240442431), we get a palindrome (6555680865556).

The spelling of 1342440423125 in words is "one trillion, three hundred forty-two billion, four hundred forty million, four hundred twenty-three thousand, one hundred twenty-five".