5535418193956 has 72 divisors (see below), whose sum is σ = 11386648172256. Its totient is φ = 2347463462400.

The previous prime is 5535418193953. The next prime is 5535418194013. The reversal of 5535418193956 is 6593918145355.

It is not an unprimeable number, because it can be changed into a prime (5535418193953) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128556631 + ... + 128599681.

Almost surely, 2^{5535418193956} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5535418193956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5693324086128).

5535418193956 is an abundant number, since it is smaller than the sum of its proper divisors (5851229978300).

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

5535418193956 is a wasteful number, since it uses less digits than its factorization.

5535418193956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49929 (or 49920 counting only the distinct ones).

The product of its digits is 87480000, while the sum is 64.

The spelling of 5535418193956 in words is "five trillion, five hundred thirty-five billion, four hundred eighteen million, one hundred ninety-three thousand, nine hundred fifty-six".