1350691638606 has 24 divisors (see below), whose sum is σ = 2963542838880. Its totient is φ = 444531424896.

The previous prime is 1350691638601. The next prime is 1350691638607. The reversal of 1350691638606 is 6068361960531.

1350691638606 is a `hidden beast` number, since 13 + 5 + 0 + 6 + 9 + 16 + 3 + 8 + 606 = 666.

It is a super-2 number, since 2×1350691638606² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1350691638601) 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, 474925315 + ... + 474928158.

It is an arithmetic number, because the mean of its divisors is an integer number (123480951620).

Almost surely, 2^{1350691638606} is an apocalyptic number.

1350691638606 is an abundant number, since it is smaller than the sum of its proper divisors (1612851200274).

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

1350691638606 is a wasteful number, since it uses less digits than its factorization.

1350691638606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949853560 (or 949853557 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 54.

The spelling of 1350691638606 in words is "one trillion, three hundred fifty billion, six hundred ninety-one million, six hundred thirty-eight thousand, six hundred six".