154279270656 has 405 divisors, whose sum is σ = 522057805451. Its totient is φ = 43815840768.

The previous prime is 154279270601. The next prime is 154279270661. The reversal of 154279270656 is 656072972451.

It is a happy number.

The square root of 154279270656 is 392784.

It is a perfect power (a square), and thus also a powerful number.

154279270656 is a `hidden beast` number, since 1 + 5 + 427 + 92 + 70 + 65 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 923827885 + ... + 923828051.

Almost surely, 2^154279270656 is an apocalyptic number.

154279270656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

154279270656 is the 392784-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 154279270656

154279270656 is an abundant number, since it is smaller than the sum of its proper divisors (367778534795).

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

154279270656 is an frugal number, since it uses more digits than its factorization.

154279270656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 54.

The spelling of 154279270656 in words is "one hundred fifty-four billion, two hundred seventy-nine million, two hundred seventy thousand, six hundred fifty-six".