151646540427 has 24 divisors (see below), whose sum is σ = 234181774944. Its totient is φ = 94226966784.

The previous prime is 151646540329. The next prime is 151646540429. The reversal of 151646540427 is 724045646151.

151646540427 is a `hidden beast` number, since 1 + 5 + 1 + 64 + 6 + 540 + 42 + 7 = 666.

151646540427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 151646540427 - 2¹⁵ = 151646507659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151646540429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4795668 + ... + 4827185.

It is an arithmetic number, because the mean of its divisors is an integer number (9757573956).

Almost surely, 2^151646540427 is an apocalyptic number.

151646540427 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

151646540427 is a deficient number, since it is larger than the sum of its proper divisors (82535234517).

151646540427 is a wasteful number, since it uses less digits than its factorization.

151646540427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9622979 (or 9622976 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 151646540427 in words is "one hundred fifty-one billion, six hundred forty-six million, five hundred forty thousand, four hundred twenty-seven".