1182728384730 has 32 divisors (see below), whose sum is σ = 3153942360000. Its totient is φ = 315394235856.

The previous prime is 1182728384713. The next prime is 1182728384743. The reversal of 1182728384730 is 374838272811.

1182728384730 is a `hidden beast` number, since 11 + 82 + 7 + 2 + 83 + 8 + 473 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2190237480 + ... + 2190238019.

It is an arithmetic number, because the mean of its divisors is an integer number (98560698750).

Almost surely, 2^{1182728384730} is an apocalyptic number.

1182728384730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1182728384730 is an abundant number, since it is smaller than the sum of its proper divisors (1971213975270).

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

1182728384730 is a wasteful number, since it uses less digits than its factorization.

1182728384730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4380475515 (or 4380475509 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 54.

The spelling of 1182728384730 in words is "one trillion, one hundred eighty-two billion, seven hundred twenty-eight million, three hundred eighty-four thousand, seven hundred thirty".