1342552349681 has 16 divisors (see below), whose sum is σ = 1393059833088. Its totient is φ = 1293021273600.

The previous prime is 1342552349627. The next prime is 1342552349711. The reversal of 1342552349681 is 1869432552431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1342552349681 - 2⁶ = 1342552349617 is a prime.

It is a super-2 number, since 2×1342552349681² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1342552399681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 536471 + ... + 1724211.

It is an arithmetic number, because the mean of its divisors is an integer number (87066239568).

Almost surely, 2^{1342552349681} is an apocalyptic number.

It is an amenable number.

1342552349681 is a deficient number, since it is larger than the sum of its proper divisors (50507483407).

1342552349681 is a wasteful number, since it uses less digits than its factorization.

1342552349681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1188152.

The product of its digits is 6220800, while the sum is 53.

The spelling of 1342552349681 in words is "one trillion, three hundred forty-two billion, five hundred fifty-two million, three hundred forty-nine thousand, six hundred eighty-one".