204672142132 has 6 divisors (see below), whose sum is σ = 358176248738. Its totient is φ = 102336071064.

The previous prime is 204672142091. The next prime is 204672142139. The reversal of 204672142132 is 231241276402.

It can be written as a sum of positive squares in only one way, i.e., 183727105956 + 20945036176 = 428634^2 + 144724^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204672142139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25584017763 + ... + 25584017770.

Almost surely, 2^204672142132 is an apocalyptic number.

It is an amenable number.

204672142132 is a deficient number, since it is larger than the sum of its proper divisors (153504106606).

204672142132 is a wasteful number, since it uses less digits than its factorization.

204672142132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51168035537 (or 51168035535 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The spelling of 204672142132 in words is "two hundred four billion, six hundred seventy-two million, one hundred forty-two thousand, one hundred thirty-two".