223465997634 has 64 divisors (see below), whose sum is σ = 502343752320. Its totient is φ = 65692689920.

The previous prime is 223465997633. The next prime is 223465997663. The reversal of 223465997634 is 436799564322.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (223465997633) 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, 47577 + ... + 670220.

It is an arithmetic number, because the mean of its divisors is an integer number (7849121130).

Almost surely, 2^223465997634 is an apocalyptic number.

223465997634 is an abundant number, since it is smaller than the sum of its proper divisors (278877754686).

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

223465997634 is a wasteful number, since it uses less digits than its factorization.

223465997634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717955.

The product of its digits is 58786560, while the sum is 60.

The spelling of 223465997634 in words is "two hundred twenty-three billion, four hundred sixty-five million, nine hundred ninety-seven thousand, six hundred thirty-four".