218924049132 has 24 divisors (see below), whose sum is σ = 567580868400. Its totient is φ = 72974683008.

The previous prime is 218924049053. The next prime is 218924049133. The reversal of 218924049132 is 231940429812.

218924049132 is a `hidden beast` number, since 2 + 1 + 8 + 92 + 40 + 491 + 32 = 666.

It is not an unprimeable number, because it can be changed into a prime (218924049133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1013537157 + ... + 1013537372.

It is an arithmetic number, because the mean of its divisors is an integer number (23649202850).

Almost surely, 2^218924049132 is an apocalyptic number.

It is an amenable number.

218924049132 is an abundant number, since it is smaller than the sum of its proper divisors (348656819268).

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

218924049132 is a wasteful number, since it uses less digits than its factorization.

218924049132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2027074542 (or 2027074534 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 218924049132 in words is "two hundred eighteen billion, nine hundred twenty-four million, forty-nine thousand, one hundred thirty-two".