151985466 has 12 divisors (see below), whose sum is σ = 329301882. Its totient is φ = 50661816.

The previous prime is 151985441. The next prime is 151985473. The reversal of 151985466 is 664589151.

151985466 is a `hidden beast` number, since 15 + 1 + 98 + 546 + 6 = 666.

151985466 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 127035441 + 24950025 = 11271^2 + 4995^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4221801 + ... + 4221836.

Almost surely, 2^151985466 is an apocalyptic number.

151985466 is an abundant number, since it is smaller than the sum of its proper divisors (177316416).

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

151985466 is a wasteful number, since it uses less digits than its factorization.

151985466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8443645 (or 8443642 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The square root of 151985466 is about 12328.2385603135. The cubic root of 151985466 is about 533.6633193120.

The spelling of 151985466 in words is "one hundred fifty-one million, nine hundred eighty-five thousand, four hundred sixty-six".