1353612443240 has 32 divisors (see below), whose sum is σ = 3119911610760. Its totient is φ = 528239001600.

The previous prime is 1353612443237. The next prime is 1353612443251. The reversal of 1353612443240 is 423442163531.

It can be written as a sum of positive squares in 4 ways, for example, as 558579853924 + 795032589316 = 747382^2 + 891646^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1353612443194 and 1353612443203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412685081 + ... + 412688360.

Almost surely, 2^{1353612443240} is an apocalyptic number.

1353612443240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1353612443240 is an abundant number, since it is smaller than the sum of its proper divisors (1766299167520).

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

1353612443240 is a wasteful number, since it uses less digits than its factorization.

1353612443240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825373493 (or 825373489 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 1353612443240 in words is "one trillion, three hundred fifty-three billion, six hundred twelve million, four hundred forty-three thousand, two hundred forty".