229977156480 has 128 divisors (see below), whose sum is σ = 743377305600. Its totient is φ = 60463441920.

The previous prime is 229977156467. The next prime is 229977156509. The reversal of 229977156480 is 84651779922.

229977156480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-3 number, since 3×229977156480³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 707200 + ... + 979839.

It is an arithmetic number, because the mean of its divisors is an integer number (5807635200).

Almost surely, 2^229977156480 is an apocalyptic number.

229977156480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

229977156480 is an abundant number, since it is smaller than the sum of its proper divisors (513400149120).

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

229977156480 is a wasteful number, since it uses less digits than its factorization.

229977156480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1687132 (or 1687120 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 60.

The spelling of 229977156480 in words is "two hundred twenty-nine billion, nine hundred seventy-seven million, one hundred fifty-six thousand, four hundred eighty".