423892813551 has 16 divisors (see below), whose sum is σ = 591294187008. Its totient is φ = 269836625600.

The previous prime is 423892813541. The next prime is 423892813571. The reversal of 423892813551 is 155318298324.

It is not a de Polignac number, because 423892813551 - 2²¹ = 423890716399 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423892813494 and 423892813503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423892813541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36656805 + ... + 36668366.

It is an arithmetic number, because the mean of its divisors is an integer number (36955886688).

Almost surely, 2^423892813551 is an apocalyptic number.

423892813551 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

423892813551 is a deficient number, since it is larger than the sum of its proper divisors (167401373457).

423892813551 is a wasteful number, since it uses less digits than its factorization.

423892813551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73325262.

The product of its digits is 2073600, while the sum is 51.

The spelling of 423892813551 in words is "four hundred twenty-three billion, eight hundred ninety-two million, eight hundred thirteen thousand, five hundred fifty-one".