229443566040 has 192 divisors, whose sum is σ = 845318728800. Its totient is φ = 53505847296.

The previous prime is 229443565973. The next prime is 229443566101. The reversal of 229443566040 is 40665344922.

229443566040 is a `hidden beast` number, since 2 + 2 + 9 + 4 + 4 + 35 + 6 + 604 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1201249 + ... + 1379088.

Almost surely, 2^229443566040 is an apocalyptic number.

229443566040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

229443566040 is an abundant number, since it is smaller than the sum of its proper divisors (615875162760).

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

229443566040 is a wasteful number, since it uses less digits than its factorization.

229443566040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2580386 (or 2580379 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 229443566040 in words is "two hundred twenty-nine billion, four hundred forty-three million, five hundred sixty-six thousand, forty".