155159241274 has 4 divisors (see below), whose sum is σ = 232738861914. Its totient is φ = 77579620636.

The previous prime is 155159241253. The next prime is 155159241337. The reversal of 155159241274 is 472142951551.

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

It can be written as a sum of positive squares in only one way, i.e., 86528340649 + 68630900625 = 294157^2 + 261975^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38789810317 + ... + 38789810320.

Almost surely, 2^155159241274 is an apocalyptic number.

155159241274 is a deficient number, since it is larger than the sum of its proper divisors (77579620640).

155159241274 is an equidigital number, since it uses as much as digits as its factorization.

155159241274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77579620639.

The product of its digits is 504000, while the sum is 46.

The spelling of 155159241274 in words is "one hundred fifty-five billion, one hundred fifty-nine million, two hundred forty-one thousand, two hundred seventy-four".