11423434000 has 80 divisors (see below), whose sum is σ = 30132999936. Its totient is φ = 4153968000.

The previous prime is 11423433977. The next prime is 11423434039. The reversal of 11423434000 is 43432411.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237624 + ... + 281623.

Almost surely, 2^11423434000 is an apocalyptic number.

11423434000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11423434000 is an abundant number, since it is smaller than the sum of its proper divisors (18709565936).

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

11423434000 is a wasteful number, since it uses less digits than its factorization.

11423434000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519281 (or 519265 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 11423434000 its reverse (43432411), we get a palindrome (11466866411).

The spelling of 11423434000 in words is "eleven billion, four hundred twenty-three million, four hundred thirty-four thousand".