151232616 has 128 divisors (see below), whose sum is σ = 437760000. Its totient is φ = 48335616.

The previous prime is 151232563. The next prime is 151232633. The reversal of 151232616 is 616232151.

151232616 is a `hidden beast` number, since 1 + 5 + 12 + 32 + 616 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 151232616.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1014910 + ... + 1015058.

It is an arithmetic number, because the mean of its divisors is an integer number (3420000).

Almost surely, 2^151232616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151232616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (218880000).

151232616 is an abundant number, since it is smaller than the sum of its proper divisors (286527384).

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

151232616 is a wasteful number, since it uses less digits than its factorization.

151232616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328 (or 318 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 151232616 is about 12297.6670958357. The cubic root of 151232616 is about 532.7807050070.

Adding to 151232616 its reverse (616232151), we get a palindrome (767464767).

The spelling of 151232616 in words is "one hundred fifty-one million, two hundred thirty-two thousand, six hundred sixteen".