457642288155 has 16 divisors (see below), whose sum is σ = 788552866080. Its totient is φ = 225300818688.

The previous prime is 457642288141. The next prime is 457642288177. The reversal of 457642288155 is 551882246754.

It is a happy number.

It is not a de Polignac number, because 457642288155 - 2¹¹ = 457642286107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 457642288095 and 457642288104.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1173441570 + ... + 1173441959.

It is an arithmetic number, because the mean of its divisors is an integer number (49284554130).

Almost surely, 2^457642288155 is an apocalyptic number.

457642288155 is a deficient number, since it is larger than the sum of its proper divisors (330910577925).

457642288155 is a wasteful number, since it uses less digits than its factorization.

457642288155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2346883550.

The product of its digits is 21504000, while the sum is 57.

The spelling of 457642288155 in words is "four hundred fifty-seven billion, six hundred forty-two million, two hundred eighty-eight thousand, one hundred fifty-five".