161341461406 has 16 divisors (see below), whose sum is σ = 248568073344. Its totient is φ = 78485700384.

The previous prime is 161341461373. The next prime is 161341461431. The reversal of 161341461406 is 604164143161.

161341461406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×161341461406³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 1381176 + ... + 1493428.

It is an arithmetic number, because the mean of its divisors is an integer number (15535504584).

Almost surely, 2^161341461406 is an apocalyptic number.

161341461406 is a deficient number, since it is larger than the sum of its proper divisors (87226611938).

161341461406 is a wasteful number, since it uses less digits than its factorization.

161341461406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131715.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 161341461406 in words is "one hundred sixty-one billion, three hundred forty-one million, four hundred sixty-one thousand, four hundred six".