155272747316 has 12 divisors (see below), whose sum is σ = 271830999300. Its totient is φ = 77606747520.

The previous prime is 155272747291. The next prime is 155272747337. The reversal of 155272747316 is 613747272551.

It can be written as a sum of positive squares in 2 ways, for example, as 72215812900 + 83056934416 = 268730^2 + 288196^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 7394741 + ... + 7415708.

It is an arithmetic number, because the mean of its divisors is an integer number (22652583275).

Almost surely, 2^155272747316 is an apocalyptic number.

It is an amenable number.

155272747316 is a deficient number, since it is larger than the sum of its proper divisors (116558251984).

155272747316 is a wasteful number, since it uses less digits than its factorization.

155272747316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14813074 (or 14813072 counting only the distinct ones).

The product of its digits is 2469600, while the sum is 50.

The spelling of 155272747316 in words is "one hundred fifty-five billion, two hundred seventy-two million, seven hundred forty-seven thousand, three hundred sixteen".