1342630431537 has 8 divisors (see below), whose sum is σ = 1790381115360. Its totient is φ = 894983351040.

The previous prime is 1342630431533. The next prime is 1342630431547. The reversal of 1342630431537 is 7351340362431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1342630431537 - 2² = 1342630431533 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1342630431533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25870587 + ... + 25922432.

It is an arithmetic number, because the mean of its divisors is an integer number (223797639420).

Almost surely, 2^{1342630431537} is an apocalyptic number.

It is an amenable number.

1342630431537 is a deficient number, since it is larger than the sum of its proper divisors (447750683823).

1342630431537 is an equidigital number, since it uses as much as digits as its factorization.

1342630431537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51801663.

The product of its (nonzero) digits is 544320, while the sum is 42.

Adding to 1342630431537 its reverse (7351340362431), we get a palindrome (8693970793968).

The spelling of 1342630431537 in words is "one trillion, three hundred forty-two billion, six hundred thirty million, four hundred thirty-one thousand, five hundred thirty-seven".