1355065556100 has 36 divisors (see below), whose sum is σ = 3920656343184. Its totient is φ = 361350814880.

The previous prime is 1355065556087. The next prime is 1355065556101. The reversal of 1355065556100 is 16555605531.

It is a happy number.

It is a super-2 number, since 2×1355065556100² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1355065556101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2258442294 + ... + 2258442893.

It is an arithmetic number, because the mean of its divisors is an integer number (108907120644).

Almost surely, 2^{1355065556100} is an apocalyptic number.

1355065556100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1355065556100 is an abundant number, since it is smaller than the sum of its proper divisors (2565590787084).

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

1355065556100 is a wasteful number, since it uses less digits than its factorization.

1355065556100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4516885204 (or 4516885197 counting only the distinct ones).

The product of its (nonzero) digits is 337500, while the sum is 42.

The spelling of 1355065556100 in words is "one trillion, three hundred fifty-five billion, sixty-five million, five hundred fifty-six thousand, one hundred".