229437168016 has 45 divisors (see below), whose sum is σ = 517141806219. Its totient is φ = 98324466912.

The previous prime is 229437168011. The next prime is 229437168019. The reversal of 229437168016 is 610861734922.

It is a happy number.

The square root of 229437168016 is 478996.

It is a perfect power (a square), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229437168011) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13403335 + ... + 13420441.

Almost surely, 2^229437168016 is an apocalyptic number.

229437168016 is the 478996-th square number.

It is an amenable number.

229437168016 is an abundant number, since it is smaller than the sum of its proper divisors (287704638203).

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

229437168016 is an frugal number, since it uses more digits than its factorization.

229437168016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34236 (or 17116 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 49.

Multiplying 229437168016 by its sum of digits (49), we get a square (11242421232784 = 3352972²).

229437168016 divided by its sum of digits (49) gives a square (4682391184 = 68428²).

The spelling of 229437168016 in words is "two hundred twenty-nine billion, four hundred thirty-seven million, one hundred sixty-eight thousand, sixteen".