155106631312266 has 32 divisors (see below), whose sum is σ = 310689256910400. Its totient is φ = 51622881425280.

The previous prime is 155106631312247. The next prime is 155106631312271. The reversal of 155106631312266 is 662213136601551.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195401365 + ... + 196193543.

It is an arithmetic number, because the mean of its divisors is an integer number (9709039278450).

Almost surely, 2^{155106631312266} is an apocalyptic number.

155106631312266 is an abundant number, since it is smaller than the sum of its proper divisors (155582625598134).

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

155106631312266 is a wasteful number, since it uses less digits than its factorization.

155106631312266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842214.

The product of its (nonzero) digits is 1166400, while the sum is 48.

The spelling of 155106631312266 in words is "one hundred fifty-five trillion, one hundred six billion, six hundred thirty-one million, three hundred twelve thousand, two hundred sixty-six".