12042555320 has 16 divisors (see below), whose sum is σ = 27095749560. Its totient is φ = 4817022112.

The previous prime is 12042555299. The next prime is 12042555347. The reversal of 12042555320 is 2355524021.

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, 150531902 + ... + 150531981.

Almost surely, 2^12042555320 is an apocalyptic number.

12042555320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12042555320 is an abundant number, since it is smaller than the sum of its proper divisors (15053194240).

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

12042555320 is a wasteful number, since it uses less digits than its factorization.

12042555320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301063894 (or 301063890 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The spelling of 12042555320 in words is "twelve billion, forty-two million, five hundred fifty-five thousand, three hundred twenty".