161148662 has 8 divisors (see below), whose sum is σ = 242788536. Its totient is φ = 80219152.

The previous prime is 161148643. The next prime is 161148683. The reversal of 161148662 is 266841161.

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

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, 177023 + ... + 177930.

It is an arithmetic number, because the mean of its divisors is an integer number (30348567).

Almost surely, 2^161148662 is an apocalyptic number.

161148662 is a deficient number, since it is larger than the sum of its proper divisors (81639874).

161148662 is a wasteful number, since it uses less digits than its factorization.

161148662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355182.

The product of its digits is 13824, while the sum is 35.

The square root of 161148662 is about 12694.4342922400. The cubic root of 161148662 is about 544.1795718991.

The spelling of 161148662 in words is "one hundred sixty-one million, one hundred forty-eight thousand, six hundred sixty-two".