34203420400 has 30 divisors (see below), whose sum is σ = 82173718472. Its totient is φ = 13681368000.

The previous prime is 34203420397. The next prime is 34203420401. The reversal of 34203420400 is 402430243.

It is a super-3 number, since 3×34203420400³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34203420401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42753876 + ... + 42754675.

Almost surely, 2^34203420400 is an apocalyptic number.

It is an amenable number.

34203420400 is an abundant number, since it is smaller than the sum of its proper divisors (47970298072).

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

34203420400 is a wasteful number, since it uses less digits than its factorization.

34203420400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85508569 (or 85508558 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 34203420400 its reverse (402430243), we get a palindrome (34605850643).

The spelling of 34203420400 in words is "thirty-four billion, two hundred three million, four hundred twenty thousand, four hundred".