1342436634644 has 24 divisors (see below), whose sum is σ = 2777455107840. Its totient is φ = 555491020896.

The previous prime is 1342436634619. The next prime is 1342436634667. The reversal of 1342436634644 is 4464366342431.

It is a super-2 number, since 2×1342436634644² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1342436634592 and 1342436634601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 826622732 + ... + 826624355.

It is an arithmetic number, because the mean of its divisors is an integer number (115727296160).

Almost surely, 2^{1342436634644} is an apocalyptic number.

1342436634644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1342436634644 is an abundant number, since it is smaller than the sum of its proper divisors (1435018473196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1342436634644 is a wasteful number, since it uses less digits than its factorization.

1342436634644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1653247127 (or 1653247125 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 50.

The spelling of 1342436634644 in words is "one trillion, three hundred forty-two billion, four hundred thirty-six million, six hundred thirty-four thousand, six hundred forty-four".