1230550132545 has 48 divisors (see below), whose sum is σ = 2212194741120. Its totient is φ = 656221336704.

The previous prime is 1230550132543. The next prime is 1230550132583. The reversal of 1230550132545 is 5452310550321.

1230550132545 is a `hidden beast` number, since 1 + 2 + 30 + 5 + 50 + 1 + 32 + 545 = 666.

It is not a de Polignac number, because 1230550132545 - 2¹ = 1230550132543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1230550132543) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12107901 + ... + 12209109.

It is an arithmetic number, because the mean of its divisors is an integer number (46087390440).

Almost surely, 2^{1230550132545} is an apocalyptic number.

1230550132545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1230550132545 is a deficient number, since it is larger than the sum of its proper divisors (981644608575).

1230550132545 is a wasteful number, since it uses less digits than its factorization.

1230550132545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111236 (or 111224 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

Adding to 1230550132545 its reverse (5452310550321), we get a palindrome (6682860682866).

The spelling of 1230550132545 in words is "one trillion, two hundred thirty billion, five hundred fifty million, one hundred thirty-two thousand, five hundred forty-five".