1214005545530 has 64 divisors (see below), whose sum is σ = 2287333751328. Its totient is φ = 463417344000.

The previous prime is 1214005545527. The next prime is 1214005545619. The reversal of 1214005545530 is 355455004121.

It can be written as a sum of positive squares in 16 ways, for example, as 129864374689 + 1084141170841 = 360367^2 + 1041221^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78451874 + ... + 78467346.

Almost surely, 2^{1214005545530} is an apocalyptic number.

1214005545530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1214005545530 is a deficient number, since it is larger than the sum of its proper divisors (1073328205798).

1214005545530 is a wasteful number, since it uses less digits than its factorization.

1214005545530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19571.

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 1214005545530 in words is "one trillion, two hundred fourteen billion, five million, five hundred forty-five thousand, five hundred thirty".