7385220564450 has 24 divisors (see below), whose sum is σ = 18315347000208. Its totient is φ = 1969392150480.

The previous prime is 7385220564409. The next prime is 7385220564457. The reversal of 7385220564450 is 544650225837.

It is a junction number, because it is equal to n+sod(n) for n = 7385220564393 and 7385220564402.

It is not an unprimeable number, because it can be changed into a prime (7385220564457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24617401732 + ... + 24617402031.

It is an arithmetic number, because the mean of its divisors is an integer number (763139458342).

Almost surely, 2^{7385220564450} is an apocalyptic number.

7385220564450 is an abundant number, since it is smaller than the sum of its proper divisors (10930126435758).

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

7385220564450 is a wasteful number, since it uses less digits than its factorization.

7385220564450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49234803778 (or 49234803773 counting only the distinct ones).

The product of its (nonzero) digits is 8064000, while the sum is 51.

The spelling of 7385220564450 in words is "seven trillion, three hundred eighty-five billion, two hundred twenty million, five hundred sixty-four thousand, four hundred fifty".