400010140421300 has 72 divisors (see below), whose sum is σ = 875072155047552. Its totient is φ = 158705673568000.

The previous prime is 400010140421293. The next prime is 400010140421317. The reversal of 400010140421300 is 3124041010004.

It is a super-2 number, since 2×400010140421300² (a number of 30 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19624640 + ... + 34425960.

It is an arithmetic number, because the mean of its divisors is an integer number (12153779931216).

Almost surely, 2^{400010140421300} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 400010140421300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (437536077523776).

400010140421300 is an abundant number, since it is smaller than the sum of its proper divisors (475062014626252).

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

400010140421300 is a wasteful number, since it uses less digits than its factorization.

400010140421300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14803529 (or 14803522 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 400010140421300 its reverse (3124041010004), we get a palindrome (403134181431304).

The spelling of 400010140421300 in words is "four hundred trillion, ten billion, one hundred forty million, four hundred twenty-one thousand, three hundred".