134405560031556 has 192 divisors, whose sum is σ = 358358312632320. Its totient is φ = 38809781112960.

The previous prime is 134405560031543. The next prime is 134405560031599. The reversal of 134405560031556 is 655130065504431.

It is a super-2 number, since 2×134405560031556² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3439310025 + ... + 3439349103.

It is an arithmetic number, because the mean of its divisors is an integer number (1866449544960).

Almost surely, 2^{134405560031556} 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 134405560031556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179179156316160).

134405560031556 is an abundant number, since it is smaller than the sum of its proper divisors (223952752600764).

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

134405560031556 is a wasteful number, since it uses less digits than its factorization.

134405560031556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43406 (or 43404 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 48.

The spelling of 134405560031556 in words is "one hundred thirty-four trillion, four hundred five billion, five hundred sixty million, thirty-one thousand, five hundred fifty-six".