1351104533640 has 96 divisors (see below), whose sum is σ = 4391262135000. Its totient is φ = 360280396800.

The previous prime is 1351104533629. The next prime is 1351104533683. The reversal of 1351104533640 is 463354011531.

1351104533640 is a `hidden beast` number, since 1 + 3 + 5 + 1 + 1 + 0 + 4 + 5 + 3 + 3 + 640 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 953001583524 + 398102950116 = 976218^2 + 630954^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1351104533595 and 1351104533604.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11732340 + ... + 11846940.

Almost surely, 2^{1351104533640} is an apocalyptic number.

1351104533640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1351104533640 is an abundant number, since it is smaller than the sum of its proper divisors (3040157601360).

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

1351104533640 is a wasteful number, since it uses less digits than its factorization.

1351104533640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147367 (or 147360 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 1351104533640 in words is "one trillion, three hundred fifty-one billion, one hundred four million, five hundred thirty-three thousand, six hundred forty".