155153829317776 has 15 divisors (see below), whose sum is σ = 300610640837811. Its totient is φ = 77576889746736.

The previous prime is 155153829317749. The next prime is 155153829317797. The reversal of 155153829317776 is 677713928351551.

The square root of 155153829317776 is 12456076.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 48267295 + ... + 51381313.

Almost surely, 2^{155153829317776} is an apocalyptic number.

155153829317776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

155153829317776 is the 12456076-th square number.

It is an amenable number.

155153829317776 is a deficient number, since it is larger than the sum of its proper divisors (145456811520035).

155153829317776 is an frugal number, since it uses more digits than its factorization.

155153829317776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6228046 (or 3114021 counting only the distinct ones).

The product of its digits is 333396000, while the sum is 70.

The spelling of 155153829317776 in words is "one hundred fifty-five trillion, one hundred fifty-three billion, eight hundred twenty-nine million, three hundred seventeen thousand, seven hundred seventy-six".