423778877324 has 48 divisors (see below), whose sum is σ = 824116809600. Its totient is φ = 189046128000.

The previous prime is 423778877323. The next prime is 423778877329.

423778877324 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (423778877321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1424387 + ... + 1696005.

It is an arithmetic number, because the mean of its divisors is an integer number (17169100200).

Almost surely, 2^423778877324 is an apocalyptic number.

423778877324 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

423778877324 is a deficient number, since it is larger than the sum of its proper divisors (400337932276).

423778877324 is a wasteful number, since it uses less digits than its factorization.

423778877324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272294 (or 272292 counting only the distinct ones).

The product of its digits is 88510464, while the sum is 62.

The spelling of 423778877324 in words is "four hundred twenty-three billion, seven hundred seventy-eight million, eight hundred seventy-seven thousand, three hundred twenty-four".