161527148365603 has 8 divisors (see below), whose sum is σ = 162799965510336. Its totient is φ = 160254934031400.

The previous prime is 161527148365601. The next prime is 161527148365613. The reversal of 161527148365603 is 306563841725161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 161527148365603 - 2¹ = 161527148365601 is a prime.

It is a super-3 number, since 3×161527148365603³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (161527148365601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150164601 + ... + 151236442.

It is an arithmetic number, because the mean of its divisors is an integer number (20349995688792).

Almost surely, 2^{161527148365603} is an apocalyptic number.

161527148365603 is a deficient number, since it is larger than the sum of its proper divisors (1272817144733).

161527148365603 is a wasteful number, since it uses less digits than its factorization.

161527148365603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301405265.

The product of its (nonzero) digits is 21772800, while the sum is 58.

The spelling of 161527148365603 in words is "one hundred sixty-one trillion, five hundred twenty-seven billion, one hundred forty-eight million, three hundred sixty-five thousand, six hundred three".