462078578915 has 4 divisors (see below), whose sum is σ = 554494294704. Its totient is φ = 369662863128.

The previous prime is 462078578887. The next prime is 462078578921. The reversal of 462078578915 is 519875870264.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 462078578915 - 2⁶ = 462078578851 is a prime.

It is a super-2 number, since 2×462078578915² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 46207857887 + ... + 46207857896.

It is an arithmetic number, because the mean of its divisors is an integer number (138623573676).

Almost surely, 2^462078578915 is an apocalyptic number.

462078578915 is a deficient number, since it is larger than the sum of its proper divisors (92415715789).

462078578915 is an equidigital number, since it uses as much as digits as its factorization.

462078578915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92415715788.

The product of its (nonzero) digits is 33868800, while the sum is 62.

The spelling of 462078578915 in words is "four hundred sixty-two billion, seventy-eight million, five hundred seventy-eight thousand, nine hundred fifteen".