1550404353000 has 128 divisors (see below), whose sum is σ = 4852818397440. Its totient is φ = 412111520000.

The previous prime is 1550404352977. The next prime is 1550404353073. The reversal of 1550404353000 is 3534040551.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102130 + ... + 1763870.

It is an arithmetic number, because the mean of its divisors is an integer number (37912643730).

Almost surely, 2^{1550404353000} is an apocalyptic number.

1550404353000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1550404353000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2426409198720).

1550404353000 is an abundant number, since it is smaller than the sum of its proper divisors (3302414044440).

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

1550404353000 is a wasteful number, since it uses less digits than its factorization.

1550404353000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1662076 (or 1662062 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 1550404353000 its reverse (3534040551), we get a palindrome (1553938393551).

The spelling of 1550404353000 in words is "one trillion, five hundred fifty billion, four hundred four million, three hundred fifty-three thousand".