664273760350 has 24 divisors (see below), whose sum is σ = 1245277939968. Its totient is φ = 263617300800.

The previous prime is 664273760333. The next prime is 664273760351. The reversal of 664273760350 is 53067372466.

664273760350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 664273760294 and 664273760303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (664273760351) 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, 52298671 + ... + 52311370.

It is an arithmetic number, because the mean of its divisors is an integer number (51886580832).

Almost surely, 2^664273760350 is an apocalyptic number.

664273760350 is a deficient number, since it is larger than the sum of its proper divisors (581004179618).

664273760350 is a wasteful number, since it uses less digits than its factorization.

664273760350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104610180 (or 104610175 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 49.

The spelling of 664273760350 in words is "six hundred sixty-four billion, two hundred seventy-three million, seven hundred sixty thousand, three hundred fifty".