39800416423 has 4 divisors (see below), whose sum is σ = 40452882328. Its totient is φ = 39147950520.

The previous prime is 39800416399. The next prime is 39800416441. The reversal of 39800416423 is 32461400893.

It is a happy number.

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 39800416423 - 2¹³ = 39800408231 is a prime.

It is a super-2 number, since 2×39800416423² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39800416823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326232861 + ... + 326232982.

It is an arithmetic number, because the mean of its divisors is an integer number (10113220582).

Almost surely, 2^39800416423 is an apocalyptic number.

39800416423 is a deficient number, since it is larger than the sum of its proper divisors (652465905).

39800416423 is an equidigital number, since it uses as much as digits as its factorization.

39800416423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652465904.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 39800416423 in words is "thirty-nine billion, eight hundred million, four hundred sixteen thousand, four hundred twenty-three".