1355642177422 has 64 divisors (see below), whose sum is σ = 2239587947520. Its totient is φ = 611608608000.

The previous prime is 1355642177413. The next prime is 1355642177429. The reversal of 1355642177422 is 2247712465531.

It is a happy number.

It is a super-2 number, since 2×1355642177422² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355642177429) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 242465847 + ... + 242471437.

It is an arithmetic number, because the mean of its divisors is an integer number (34993561680).

Almost surely, 2^{1355642177422} is an apocalyptic number.

1355642177422 is a deficient number, since it is larger than the sum of its proper divisors (883945770098).

1355642177422 is a wasteful number, since it uses less digits than its factorization.

1355642177422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6529.

The product of its digits is 2822400, while the sum is 49.

The spelling of 1355642177422 in words is "one trillion, three hundred fifty-five billion, six hundred forty-two million, one hundred seventy-seven thousand, four hundred twenty-two".