1355202203652 has 54 divisors (see below), whose sum is σ = 3765383912654. Its totient is φ = 410667333120.

The previous prime is 1355202203639. The next prime is 1355202203711. The reversal of 1355202203652 is 2563022025531.

1355202203652 is a `hidden beast` number, since 1 + 3 + 55 + 20 + 220 + 365 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1329607323396 + 25594880256 = 1153086^2 + 159984^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 155551453 + ... + 155560164.

Almost surely, 2^{1355202203652} is an apocalyptic number.

1355202203652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1355202203652 is an abundant number, since it is smaller than the sum of its proper divisors (2410181709002).

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

1355202203652 is a wasteful number, since it uses less digits than its factorization.

1355202203652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311111649 (or 311111633 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 1355202203652 in words is "one trillion, three hundred fifty-five billion, two hundred two million, two hundred three thousand, six hundred fifty-two".