12045273000 has 64 divisors (see below), whose sum is σ = 37581261120. Its totient is φ = 3212072000.

The previous prime is 12045272999. The next prime is 12045273011. The reversal of 12045273000 is 37254021.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 2004546 + ... + 2010545.

It is an arithmetic number, because the mean of its divisors is an integer number (587207205).

Almost surely, 2^12045273000 is an apocalyptic number.

12045273000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12045273000 is an abundant number, since it is smaller than the sum of its proper divisors (25535988120).

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

12045273000 is a wasteful number, since it uses less digits than its factorization.

12045273000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4015115 (or 4015101 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The spelling of 12045273000 in words is "twelve billion, forty-five million, two hundred seventy-three thousand".