161026074224 has 20 divisors (see below), whose sum is σ = 312004647240. Its totient is φ = 80508745920.

The previous prime is 161026074217. The next prime is 161026074229. The reversal of 161026074224 is 422470620161.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161026074229) 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, 53039 + ... + 569969.

It is an arithmetic number, because the mean of its divisors is an integer number (15600232362).

Almost surely, 2^161026074224 is an apocalyptic number.

It is an amenable number.

161026074224 is a deficient number, since it is larger than the sum of its proper divisors (150978573016).

161026074224 is a wasteful number, since it uses less digits than its factorization.

161026074224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536408 (or 536402 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 35.

Adding to 161026074224 its reverse (422470620161), we get a palindrome (583496694385).

The spelling of 161026074224 in words is "one hundred sixty-one billion, twenty-six million, seventy-four thousand, two hundred twenty-four".