1355545543642 has 8 divisors (see below), whose sum is σ = 2033479714932. Its totient is φ = 677718972000.

The previous prime is 1355545543637. The next prime is 1355545543657. The reversal of 1355545543642 is 2463455455531.

It can be written as a sum of positive squares in 2 ways, for example, as 1355126481801 + 419061841 = 1164099^2 + 20471^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1355545543642.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26868409 + ... + 26918812.

Almost surely, 2^{1355545543642} is an apocalyptic number.

1355545543642 is a deficient number, since it is larger than the sum of its proper divisors (677934171290).

1355545543642 is a wasteful number, since it uses less digits than its factorization.

1355545543642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53799824.

The product of its digits is 21600000, while the sum is 52.

The spelling of 1355545543642 in words is "one trillion, three hundred fifty-five billion, five hundred forty-five million, five hundred forty-three thousand, six hundred forty-two".