1015382550000 has 960 divisors, whose sum is σ = 4094527933440. Its totient is φ = 211092480000.

The previous prime is 1015382549999. The next prime is 1015382550023. The reversal of 1015382550000 is 552835101.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1015382550000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 996449491 + ... + 996450509.

It is an arithmetic number, because the mean of its divisors is an integer number (4265133264).

Almost surely, 2^{1015382550000} is an apocalyptic number.

1015382550000 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 1015382550000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2047263966720).

1015382550000 is an abundant number, since it is smaller than the sum of its proper divisors (3079145383440).

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

1015382550000 is a wasteful number, since it uses less digits than its factorization.

1015382550000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148 (or 1122 counting only the distinct ones).

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

The spelling of 1015382550000 in words is "one trillion, fifteen billion, three hundred eighty-two million, five hundred fifty thousand".