155271366262 has 4 divisors (see below), whose sum is σ = 232907049396. Its totient is φ = 77635683130.

The previous prime is 155271366259. The next prime is 155271366317. The reversal of 155271366262 is 262663172551.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38817841564 + ... + 38817841567.

It is an arithmetic number, because the mean of its divisors is an integer number (58226762349).

Almost surely, 2^155271366262 is an apocalyptic number.

155271366262 is a deficient number, since it is larger than the sum of its proper divisors (77635683134).

155271366262 is an equidigital number, since it uses as much as digits as its factorization.

155271366262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77635683133.

The product of its digits is 907200, while the sum is 46.

The spelling of 155271366262 in words is "one hundred fifty-five billion, two hundred seventy-one million, three hundred sixty-six thousand, two hundred sixty-two".