401405132132403 has 16 divisors (see below), whose sum is σ = 611781983688960. Its totient is φ = 229330478553696.

The previous prime is 401405132132399. The next prime is 401405132132449. The reversal of 401405132132403 is 304231231504104.

It is not a de Polignac number, because 401405132132403 - 2² = 401405132132399 is a prime.

It is a super-2 number, since 2×401405132132403² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401405132130403) 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, 1828331988 + ... + 1828551521.

It is an arithmetic number, because the mean of its divisors is an integer number (38236373980560).

Almost surely, 2^{401405132132403} is an apocalyptic number.

401405132132403 is a deficient number, since it is larger than the sum of its proper divisors (210376851556557).

401405132132403 is a wasteful number, since it uses less digits than its factorization.

401405132132403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3656888746.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 401405132132403 its reverse (304231231504104), we get a palindrome (705636363636507).

The spelling of 401405132132403 in words is "four hundred one trillion, four hundred five billion, one hundred thirty-two million, one hundred thirty-two thousand, four hundred three".