151278450 has 48 divisors (see below), whose sum is σ = 387284736. Its totient is φ = 39038400.

The previous prime is 151278403. The next prime is 151278511. The reversal of 151278450 is 54872151.

151278450 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11617 + ... + 20916.

It is an arithmetic number, because the mean of its divisors is an integer number (8068432).

Almost surely, 2^151278450 is an apocalyptic number.

151278450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

151278450 is an abundant number, since it is smaller than the sum of its proper divisors (236006286).

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

151278450 is a wasteful number, since it uses less digits than its factorization.

151278450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32579 (or 32574 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 33.

The square root of 151278450 is about 12299.5304788435. The cubic root of 151278450 is about 532.8345227723.

The spelling of 151278450 in words is "one hundred fifty-one million, two hundred seventy-eight thousand, four hundred fifty".