206231365555150 has 48 divisors (see below), whose sum is σ = 413200542878928. Its totient is φ = 76127932800000.

The previous prime is 206231365555121. The next prime is 206231365555183. The reversal of 206231365555150 is 51555563132602.

It is a super-2 number, since 2×206231365555150² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 206231365555094 and 206231365555103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37049316 + ... + 42250615.

It is an arithmetic number, because the mean of its divisors is an integer number (8608344643311).

Almost surely, 2^{206231365555150} is an apocalyptic number.

206231365555150 is an abundant number, since it is smaller than the sum of its proper divisors (206969177323778).

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

206231365555150 is a wasteful number, since it uses less digits than its factorization.

206231365555150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79303957 (or 79303952 counting only the distinct ones).

The product of its (nonzero) digits is 4050000, while the sum is 49.

The spelling of 206231365555150 in words is "two hundred six trillion, two hundred thirty-one billion, three hundred sixty-five million, five hundred fifty-five thousand, one hundred fifty".