161464412 has 12 divisors (see below), whose sum is σ = 283043376. Its totient is φ = 80594880.

The previous prime is 161464409. The next prime is 161464463. The reversal of 161464412 is 214464161.

161464412 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31664 + ... + 36407.

It is an arithmetic number, because the mean of its divisors is an integer number (23586948).

Almost surely, 2^161464412 is an apocalyptic number.

It is an amenable number.

161464412 is a deficient number, since it is larger than the sum of its proper divisors (121578964).

161464412 is a wasteful number, since it uses less digits than its factorization.

161464412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68668 (or 68666 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 161464412 is about 12706.8647588616. The cubic root of 161464412 is about 544.5347565610.

The spelling of 161464412 in words is "one hundred sixty-one million, four hundred sixty-four thousand, four hundred twelve".