3520473455200 has 144 divisors (see below), whose sum is σ = 9257519980800. Its totient is φ = 1299577835520.

The previous prime is 3520473455197. The next prime is 3520473455201. The reversal of 3520473455200 is 25543740253.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3520473455201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49874332 + ... + 49944868.

It is an arithmetic number, because the mean of its divisors is an integer number (64288333200).

Almost surely, 2^{3520473455200} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3520473455200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4628759990400).

3520473455200 is an abundant number, since it is smaller than the sum of its proper divisors (5737046525600).

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

3520473455200 is a wasteful number, since it uses less digits than its factorization.

3520473455200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75369 (or 75356 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 40.

The spelling of 3520473455200 in words is "three trillion, five hundred twenty billion, four hundred seventy-three million, four hundred fifty-five thousand, two hundred".