1342235785401 has 81 divisors (see below), whose sum is σ = 2310791522949. Its totient is φ = 748570948272.

The previous prime is 1342235785379. The next prime is 1342235785441. The reversal of 1342235785401 is 1045875322431.

The square root of 1342235785401 is 1158549.

It is a perfect power (a square), and thus also a powerful number.

1342235785401 is a `hidden beast` number, since 1 + 3 + 4 + 2 + 2 + 35 + 78 + 540 + 1 = 666.

It is not a de Polignac number, because 1342235785401 - 2⁵ = 1342235785369 is a prime.

It is a super-2 number, since 2×1342235785401² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1342235785441) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1046169106 + ... + 1046170388.

Almost surely, 2^{1342235785401} is an apocalyptic number.

1342235785401 is the 1158549-th square number.

1342235785401 is the 579275-th centered octagonal number.

It is an amenable number.

1342235785401 is a deficient number, since it is larger than the sum of its proper divisors (968555737548).

1342235785401 is an frugal number, since it uses more digits than its factorization.

1342235785401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2672 (or 1336 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 1342235785401 in words is "one trillion, three hundred forty-two billion, two hundred thirty-five million, seven hundred eighty-five thousand, four hundred one".