40451204000 has 96 divisors (see below), whose sum is σ = 103710087936. Its totient is φ = 15476947200.

The previous prime is 40451203999. The next prime is 40451204009. The reversal of 40451204000 is 40215404.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (40451204009) 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, 127844 + ... + 311843.

It is an arithmetic number, because the mean of its divisors is an integer number (1080313416).

Almost surely, 2^40451204000 is an apocalyptic number.

40451204000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40451204000 is an abundant number, since it is smaller than the sum of its proper divisors (63258883936).

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

40451204000 is a wasteful number, since it uses less digits than its factorization.

40451204000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439735 (or 439717 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 40451204000 its reverse (40215404), we get a palindrome (40491419404).

The spelling of 40451204000 in words is "forty billion, four hundred fifty-one million, two hundred four thousand".