477917192028138 has 8 divisors (see below), whose sum is σ = 955834384056288. Its totient is φ = 159305730676044.

The previous prime is 477917192028137. The next prime is 477917192028139. The reversal of 477917192028138 is 831820291719774.

It is an interprime number because it is at equal distance from previous prime (477917192028137) and next prime (477917192028139).

It is a sphenic number, since it is the product of 3 distinct primes.

477917192028138 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (477917192028137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39826432669006 + ... + 39826432669017.

It is an arithmetic number, because the mean of its divisors is an integer number (119479298007036).

Almost surely, 2^{477917192028138} is an apocalyptic number.

477917192028138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

477917192028138 is a wasteful number, since it uses less digits than its factorization.

477917192028138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79652865338028.

The product of its (nonzero) digits is 85349376, while the sum is 69.

The spelling of 477917192028138 in words is "four hundred seventy-seven trillion, nine hundred seventeen billion, one hundred ninety-two million, twenty-eight thousand, one hundred thirty-eight".