403142421003400 has 96 divisors (see below), whose sum is σ = 1036687859996040. Its totient is φ = 144829543311360.

The previous prime is 403142421003373. The next prime is 403142421003403. The reversal of 403142421003400 is 4300124241304.

It can be written as a sum of positive squares in 12 ways, for example, as 2766892906404 + 400375528096996 = 1663398^2 + 20009386^2 .

It is a super-2 number, since 2×403142421003400² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (403142421003403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2095238629 + ... + 2095431028.

Almost surely, 2^{403142421003400} is an apocalyptic number.

403142421003400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

403142421003400 is an abundant number, since it is smaller than the sum of its proper divisors (633545438992640).

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

403142421003400 is a wasteful number, since it uses less digits than its factorization.

403142421003400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4190669723 (or 4190669714 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 403142421003400 its reverse (4300124241304), we get a palindrome (407442545244704).

The spelling of 403142421003400 in words is "four hundred three trillion, one hundred forty-two billion, four hundred twenty-one million, three thousand, four hundred".