1325411012550 has 24 divisors (see below), whose sum is σ = 3287019311496. Its totient is φ = 353442936640.

The previous prime is 1325411012521. The next prime is 1325411012581. The reversal of 1325411012550 is 552101145231.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4418036559 + ... + 4418036858.

It is an arithmetic number, because the mean of its divisors is an integer number (136959137979).

Almost surely, 2^{1325411012550} is an apocalyptic number.

1325411012550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1325411012550 is an abundant number, since it is smaller than the sum of its proper divisors (1961608298946).

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

1325411012550 is a wasteful number, since it uses less digits than its factorization.

1325411012550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8836073432 (or 8836073427 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 30.

Adding to 1325411012550 its reverse (552101145231), we get a palindrome (1877512157781).

The spelling of 1325411012550 in words is "one trillion, three hundred twenty-five billion, four hundred eleven million, twelve thousand, five hundred fifty".