1045535252550 has 96 divisors (see below), whose sum is σ = 2636651719680. Its totient is φ = 274137177600.

The previous prime is 1045535252507. The next prime is 1045535252551. The reversal of 1045535252550 is 552525355401.

1045535252550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045535252551) 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, 2672799 + ... + 3038901.

It is an arithmetic number, because the mean of its divisors is an integer number (27465122080).

Almost surely, 2^{1045535252550} is an apocalyptic number.

1045535252550 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 1045535252550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1318325859840).

1045535252550 is an abundant number, since it is smaller than the sum of its proper divisors (1591116467130).

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

1045535252550 is a wasteful number, since it uses less digits than its factorization.

1045535252550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366438 (or 366433 counting only the distinct ones).

The product of its (nonzero) digits is 750000, while the sum is 42.

The spelling of 1045535252550 in words is "one trillion, forty-five billion, five hundred thirty-five million, two hundred fifty-two thousand, five hundred fifty".