1550034213156 has 288 divisors, whose sum is σ = 4721563042560. Its totient is φ = 422448537600.

The previous prime is 1550034213149. The next prime is 1550034213163. The reversal of 1550034213156 is 6513124300551.

1550034213156 is a `hidden beast` number, since 1 + 550 + 0 + 3 + 4 + 21 + 31 + 56 = 666.

It is an interprime number because it is at equal distance from previous prime (1550034213149) and next prime (1550034213163).

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

It is a self number, because there is not a number n which added to its sum of digits gives 1550034213156.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 177081676 + ... + 177090428.

It is an arithmetic number, because the mean of its divisors is an integer number (16394316120).

Almost surely, 2^{1550034213156} 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 1550034213156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2360781521280).

1550034213156 is an abundant number, since it is smaller than the sum of its proper divisors (3171528829404).

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

1550034213156 is a wasteful number, since it uses less digits than its factorization.

1550034213156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9667 (or 9662 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 1550034213156 in words is "one trillion, five hundred fifty billion, thirty-four million, two hundred thirteen thousand, one hundred fifty-six".