161477058 has 8 divisors (see below), whose sum is σ = 322954128. Its totient is φ = 53825684.

The previous prime is 161477053. The next prime is 161477059. The reversal of 161477058 is 850774161.

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

161477058 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (161477051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13456416 + ... + 13456427.

It is an arithmetic number, because the mean of its divisors is an integer number (40369266).

Almost surely, 2^161477058 is an apocalyptic number.

161477058 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

161477058 is a wasteful number, since it uses less digits than its factorization.

161477058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26912848.

The product of its (nonzero) digits is 47040, while the sum is 39.

The square root of 161477058 is about 12707.3623541630. The cubic root of 161477058 is about 544.5489722978.

The spelling of 161477058 in words is "one hundred sixty-one million, four hundred seventy-seven thousand, fifty-eight".