65473565505630 has 32 divisors (see below), whose sum is σ = 158014415088000. Its totient is φ = 17362077704352.

The previous prime is 65473565505581. The next prime is 65473565505637. The reversal of 65473565505630 is 3650556537456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65473565505637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6096229780 + ... + 6096240519.

It is an arithmetic number, because the mean of its divisors is an integer number (4937950471500).

Almost surely, 2^{65473565505630} is an apocalyptic number.

65473565505630 is an abundant number, since it is smaller than the sum of its proper divisors (92540849582370).

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

65473565505630 is a wasteful number, since it uses less digits than its factorization.

65473565505630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12192470488.

The product of its (nonzero) digits is 170100000, while the sum is 60.

The spelling of 65473565505630 in words is "sixty-five trillion, four hundred seventy-three billion, five hundred sixty-five million, five hundred five thousand, six hundred thirty".