1004270201550 has 960 divisors, whose sum is σ = 3620693260800. Its totient is φ = 200266214400.

The previous prime is 1004270201537. The next prime is 1004270201569. The reversal of 1004270201550 is 551020724001.

1004270201550 is a `hidden beast` number, since 1 + 0 + 0 + 42 + 70 + 2 + 0 + 1 + 550 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 479 ways as a sum of consecutive naturals, for example, 2649789261 + ... + 2649789639.

It is an arithmetic number, because the mean of its divisors is an integer number (3771555480).

Almost surely, 2^{1004270201550} is an apocalyptic number.

1004270201550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1004270201550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1810346630400).

1004270201550 is an abundant number, since it is smaller than the sum of its proper divisors (2616423059250).

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

1004270201550 is a wasteful number, since it uses less digits than its factorization.

1004270201550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743 (or 729 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

Adding to 1004270201550 its reverse (551020724001), we get a palindrome (1555290925551).

The spelling of 1004270201550 in words is "one trillion, four billion, two hundred seventy million, two hundred one thousand, five hundred fifty".