151366638 has 8 divisors (see below), whose sum is σ = 302733288. Its totient is φ = 50455544.

The previous prime is 151366627. The next prime is 151366639. The reversal of 151366638 is 836663151.

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

151366638 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 151366596 and 151366605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151366639) 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, 12613881 + ... + 12613892.

It is an arithmetic number, because the mean of its divisors is an integer number (37841661).

Almost surely, 2^151366638 is an apocalyptic number.

151366638 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.

151366638 is a wasteful number, since it uses less digits than its factorization.

151366638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25227778.

The product of its digits is 77760, while the sum is 39.

The square root of 151366638 is about 12303.1149714209. The cubic root of 151366638 is about 532.9380415550.

The spelling of 151366638 in words is "one hundred fifty-one million, three hundred sixty-six thousand, six hundred thirty-eight".