1506155000000 has 448 divisors, whose sum is σ = 4457688588288. Its totient is φ = 493680000000.

The previous prime is 1506154999939. The next prime is 1506155000011. The reversal of 1506155000000 is 5516051.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 1506155000000.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 804999065 + ... + 805000935.

Almost surely, 2^{1506155000000} is an apocalyptic number.

1506155000000 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 1506155000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2228844294144).

1506155000000 is an abundant number, since it is smaller than the sum of its proper divisors (2951533588288).

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

1506155000000 is an frugal number, since it uses more digits than its factorization.

1506155000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1948 (or 1908 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

The spelling of 1506155000000 in words is "one trillion, five hundred six billion, one hundred fifty-five million", and thus it is an aban number.