10140404020400 has 30 divisors (see below), whose sum is σ = 24362320659972. Its totient is φ = 4056161608000.

The previous prime is 10140404020361. The next prime is 10140404020403. The reversal of 10140404020400 is 402040404101.

It is a happy number.

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 (10140404020403) 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, 12675504626 + ... + 12675505425.

Almost surely, 2^{10140404020400} is an apocalyptic number.

10140404020400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10140404020400 is an abundant number, since it is smaller than the sum of its proper divisors (14221916639572).

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

10140404020400 is a wasteful number, since it uses less digits than its factorization.

10140404020400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25351010069 (or 25351010058 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 10140404020400 its reverse (402040404101), we get a palindrome (10542444424501).

The spelling of 10140404020400 in words is "ten trillion, one hundred forty billion, four hundred four million, twenty thousand, four hundred".