151606506 has 8 divisors (see below), whose sum is σ = 303213024. Its totient is φ = 50535500.

The previous prime is 151606489. The next prime is 151606549. The reversal of 151606506 is 605606151.

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

151606506 is an admirable 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, 12633870 + ... + 12633881.

It is an arithmetic number, because the mean of its divisors is an integer number (37901628).

Almost surely, 2^151606506 is an apocalyptic number.

151606506 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.

151606506 is a wasteful number, since it uses less digits than its factorization.

151606506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25267756.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 151606506 is about 12312.8593754660. The cubic root of 151606506 is about 533.2194054394.

The spelling of 151606506 in words is "one hundred fifty-one million, six hundred six thousand, five hundred six".