161274334010 has 16 divisors (see below), whose sum is σ = 307369907496. Its totient is φ = 60715043328.

The previous prime is 161274334009. The next prime is 161274334037. The reversal of 161274334010 is 10433472161.

It can be written as a sum of positive squares in 4 ways, for example, as 159343874041 + 1930459969 = 399179^2 + 43937^2 .

It is a Curzon number.

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, 474336107 + ... + 474336446.

Almost surely, 2^161274334010 is an apocalyptic number.

161274334010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

161274334010 is a deficient number, since it is larger than the sum of its proper divisors (146095573486).

161274334010 is a wasteful number, since it uses less digits than its factorization.

161274334010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948672577.

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 161274334010 in words is "one hundred sixty-one billion, two hundred seventy-four million, three hundred thirty-four thousand, ten".