1550500541748 has 144 divisors (see below), whose sum is σ = 4125524282880. Its totient is φ = 490353004800.

The previous prime is 1550500541743. The next prime is 1550500541771. The reversal of 1550500541748 is 8471450050551.

1550500541748 is a `hidden beast` number, since 1 + 5 + 50 + 50 + 0 + 541 + 7 + 4 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1550500541743) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20862238 + ... + 20936426.

Almost surely, 2^{1550500541748} is an apocalyptic number.

1550500541748 is a gapful number since it is divisible by the number (18) 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 1550500541748, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2062762141440).

1550500541748 is an abundant number, since it is smaller than the sum of its proper divisors (2575023741132).

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

1550500541748 is a wasteful number, since it uses less digits than its factorization.

1550500541748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74598 (or 74593 counting only the distinct ones).

The product of its (nonzero) digits is 560000, while the sum is 45.

The spelling of 1550500541748 in words is "one trillion, five hundred fifty billion, five hundred million, five hundred forty-one thousand, seven hundred forty-eight".