3212377025445 has 144 divisors (see below), whose sum is σ = 6529044045888. Its totient is φ = 1456776599040.

The previous prime is 3212377025441. The next prime is 3212377025471. The reversal of 3212377025445 is 5445207732123.

3212377025445 is a `hidden beast` number, since 3 + 2 + 1 + 2 + 37 + 70 + 2 + 544 + 5 = 666.

It is not a de Polignac number, because 3212377025445 - 2² = 3212377025441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 3212377025445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3212377025441) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 583323382 + ... + 583328888.

It is an arithmetic number, because the mean of its divisors is an integer number (45340583652).

Almost surely, 2^{3212377025445} is an apocalyptic number.

3212377025445 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3212377025445 is an abundant number, since it is smaller than the sum of its proper divisors (3316667020443).

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

3212377025445 is a wasteful number, since it uses less digits than its factorization.

3212377025445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7600 (or 7590 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 45.

The spelling of 3212377025445 in words is "three trillion, two hundred twelve billion, three hundred seventy-seven million, twenty-five thousand, four hundred forty-five".