151398450 has 192 divisors, whose sum is σ = 490801920. Its totient is φ = 33592320.

The previous prime is 151398437. The next prime is 151398461. The reversal of 151398450 is 54893151.

151398450 is a `hidden beast` number, since 1 + 513 + 98 + 4 + 50 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 349434 + ... + 349866.

It is an arithmetic number, because the mean of its divisors is an integer number (2556260).

Almost surely, 2^151398450 is an apocalyptic number.

151398450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 151398450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245400960).

151398450 is an abundant number, since it is smaller than the sum of its proper divisors (339403470).

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

151398450 is a wasteful number, since it uses less digits than its factorization.

151398450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498 (or 487 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 151398450 is about 12304.4077468198. The cubic root of 151398450 is about 532.9753739501.

The spelling of 151398450 in words is "one hundred fifty-one million, three hundred ninety-eight thousand, four hundred fifty".