151644056328 has 36 divisors (see below), whose sum is σ = 410711601885. Its totient is φ = 50546917344.

The previous prime is 151644056327. The next prime is 151644056351. The reversal of 151644056328 is 823650446151.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

151644056328 is a `hidden beast` number, since 1 + 5 + 1 + 6 + 4 + 4 + 0 + 5 + 632 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 136103442084 + 15540614244 = 368922^2 + 124662^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=275358.

It is not an unprimeable number, because it can be changed into a prime (151644056327) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3281350 + ... + 3327242.

Almost surely, 2^151644056328 is an apocalyptic number.

151644056328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

151644056328 is an abundant number, since it is smaller than the sum of its proper divisors (259067545557).

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

151644056328 is an frugal number, since it uses more digits than its factorization.

151644056328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91798 (or 45898 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 151644056328 in words is "one hundred fifty-one billion, six hundred forty-four million, fifty-six thousand, three hundred twenty-eight".