1206505305532 has 12 divisors (see below), whose sum is σ = 2135107704240. Its totient is φ = 596474532896.

The previous prime is 1206505305497. The next prime is 1206505305601. The reversal of 1206505305532 is 2355035056021.

It is a junction number, because it is equal to n+sod(n) for n = 1206505305491 and 1206505305500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1694529568 + ... + 1694530279.

It is an arithmetic number, because the mean of its divisors is an integer number (177925642020).

Almost surely, 2^{1206505305532} is an apocalyptic number.

It is an amenable number.

1206505305532 is a deficient number, since it is larger than the sum of its proper divisors (928602398708).

1206505305532 is a wasteful number, since it uses less digits than its factorization.

1206505305532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3389059940 (or 3389059938 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 37.

The spelling of 1206505305532 in words is "one trillion, two hundred six billion, five hundred five million, three hundred five thousand, five hundred thirty-two".