401323330131400 has 24 divisors (see below), whose sum is σ = 933076742555970. Its totient is φ = 160529332052480.

The previous prime is 401323330131391. The next prime is 401323330131401. The reversal of 401323330131400 is 4131033323104.

It can be written as a sum of positive squares in 3 ways, for example, as 260366171569956 + 140957158561444 = 16135866^2 + 11872538^2 .

It is a super-2 number, since 2×401323330131400² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401323330131401) 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, 1003308325129 + ... + 1003308325528.

Almost surely, 2^{401323330131400} is an apocalyptic number.

401323330131400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401323330131400 is an abundant number, since it is smaller than the sum of its proper divisors (531753412424570).

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

401323330131400 is a wasteful number, since it uses less digits than its factorization.

401323330131400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006616650673 (or 2006616650664 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 401323330131400 its reverse (4131033323104), we get a palindrome (405454363454504).

The spelling of 401323330131400 in words is "four hundred one trillion, three hundred twenty-three billion, three hundred thirty million, one hundred thirty-one thousand, four hundred".