161315283058 has 16 divisors (see below), whose sum is σ = 247379927256. Its totient is φ = 78865696000.

The previous prime is 161315283029. The next prime is 161315283133. The reversal of 161315283058 is 850382513161.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 152938091329 + 8377191729 = 391073^2 + 91527^2 .

It is a super-3 number, since 3×161315283058³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2565943 + ... + 2628058.

Almost surely, 2^161315283058 is an apocalyptic number.

161315283058 is a deficient number, since it is larger than the sum of its proper divisors (86064644198).

161315283058 is a wasteful number, since it uses less digits than its factorization.

161315283058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5194349.

The product of its (nonzero) digits is 172800, while the sum is 43.

The spelling of 161315283058 in words is "one hundred sixty-one billion, three hundred fifteen million, two hundred eighty-three thousand, fifty-eight".