4400225202520 has 128 divisors (see below), whose sum is σ = 11911302512640. Its totient is φ = 1430284584960.

The previous prime is 4400225202473. The next prime is 4400225202521. The reversal of 4400225202520 is 252025220044.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4400225202521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2295576 + ... + 3751015.

It is an arithmetic number, because the mean of its divisors is an integer number (93057050880).

Almost surely, 2^{4400225202520} is an apocalyptic number.

4400225202520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4400225202520 is an abundant number, since it is smaller than the sum of its proper divisors (7511077310120).

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

4400225202520 is a wasteful number, since it uses less digits than its factorization.

4400225202520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6046745 (or 6046741 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

The spelling of 4400225202520 in words is "four trillion, four hundred billion, two hundred twenty-five million, two hundred two thousand, five hundred twenty".