1087537044000 has 384 divisors, whose sum is σ = 3905179858944. Its totient is φ = 262389120000.

The previous prime is 1087537043921. The next prime is 1087537044007. The reversal of 1087537044000 is 4407357801.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1087537044000.

It is not an unprimeable number, because it can be changed into a prime (1087537044007) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27832477 + ... + 27871523.

It is an arithmetic number, because the mean of its divisors is an integer number (10169739216).

Almost surely, 2^{1087537044000} is an apocalyptic number.

1087537044000 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 1087537044000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1952589929472).

1087537044000 is an abundant number, since it is smaller than the sum of its proper divisors (2817642814944).

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

1087537044000 is a wasteful number, since it uses less digits than its factorization.

1087537044000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39297 (or 39279 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 39.

The spelling of 1087537044000 in words is "one trillion, eighty-seven billion, five hundred thirty-seven million, forty-four thousand".