225737737522 has 8 divisors (see below), whose sum is σ = 369389025072. Its totient is φ = 102608062500.

The previous prime is 225737737513. The next prime is 225737737523.

It is a happy number.

225737737522 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×225737737522² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 225737737522.

It is not an unprimeable number, because it can be changed into a prime (225737737523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5130403104 + ... + 5130403147.

It is an arithmetic number, because the mean of its divisors is an integer number (46173628134).

Almost surely, 2^225737737522 is an apocalyptic number.

225737737522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

225737737522 is a deficient number, since it is larger than the sum of its proper divisors (143651287550).

225737737522 is a wasteful number, since it uses less digits than its factorization.

225737737522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10260806264.

The product of its digits is 8643600, while the sum is 52.

The spelling of 225737737522 in words is "two hundred twenty-five billion, seven hundred thirty-seven million, seven hundred thirty-seven thousand, five hundred twenty-two".