1353355705530 has 40 divisors (see below), whose sum is σ = 3639023121492. Its totient is φ = 360894854592.

The previous prime is 1353355705529. The next prime is 1353355705549. The reversal of 1353355705530 is 355075533531.

1353355705530 is a `hidden beast` number, since 1 + 35 + 3 + 35 + 57 + 0 + 5 + 530 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1279778600529 + 73577105001 = 1131273^2 + 271251^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 835403947 + ... + 835405566.

Almost surely, 2^{1353355705530} is an apocalyptic number.

1353355705530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1353355705530 is an abundant number, since it is smaller than the sum of its proper divisors (2285667415962).

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

1353355705530 is a wasteful number, since it uses less digits than its factorization.

1353355705530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1670809532 (or 1670809523 counting only the distinct ones).

The product of its (nonzero) digits is 1771875, while the sum is 45.

The spelling of 1353355705530 in words is "one trillion, three hundred fifty-three billion, three hundred fifty-five million, seven hundred five thousand, five hundred thirty".